Genus: Dimetrodon COPE, 1878
Etymology:
= Bathyglyptus CASE, 1911
Etymology:
= Eosyodon OLSON, 1962
Etymology:

Species: incisivus COPE, 1878
Etymology:

Holotype: AMNH 4116

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Maxilla and part of roofing bones.

Referred material:

BROILI, 1904

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

Number: Not given: Fragmentary pectoral girdle.

 

CASE

Locality: Briar Creek bone bed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group or Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

Note: Male Dimetrodon limbatus (ROMER & PRICE, 1940)

AMNH 4636: Skull and lower jaws, vertebral column complete as far as the 7th caudal, pelvis, femur, tibia, and fibula of the right side and most of the ribs.

After CASE, 1907

From JAKEL,

After ROMER & PRICE, 1940

HOPSON, 1979

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

UM 22201: Fragmentary braincase.

 

ROMER & PRICE, 1940

Locality:

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

FMNH WM 1080: Clavicle.

FMNH WM 78, FMNH WM 1016: Maxillae.

AMNH 2275: Astragalus.

FMNH WM 1003: Right foreleg and foot.

FMNH WM 181: Fragmentary pelvis.

_____________________________________________________________________________________

Species: limbatus (COPE, 1877) ROMER & PRICE, 1940
Etymology:
= Clepsydrops limbatus COPE, 1877

Holotype: AMNH 4144

Locality: Unknown, Texas.

Horizon: Probably Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: Isolated vertebrae.

Referred material:

OLSON, 1967

Locality: Waurika Site 1, 6 miles west of Waurika in SW 1/4, NW 1/4, sec. 36. T4S, R9W, Jefferson County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

OUSM 4-40-S7: Parts of a small immature individual.

OUSM 4-40-S8: Fragments of various individuals.

OUSM 4-40-S10: Several small individuals, miscellaneous elements.

 

Locality: Southwest Taylor Site, Secs, 3, 4, T5S, R11W, Cotton County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

OUSM 4-7-S23: Centrum.

OUSM 4-10-S12: Partial scapula, clavicle, vertebrae and ribs.

OUSM 4-40-S12: Partial skeleton and fragments of skull and jaw of a juvenile.

 

Locality: McCann Quarry Site, the quarry is on Deer Creek, 8 miles west and 4 miles south of Blackwell (about 9 miles southwest in a direct line) and 2.5 miles northeast of Eddy, in Kay County, NE 1/4, sec. 16 and SW 1/4, sec. 9, T26N, R2W, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

OUSM 4-0-S29: Tibia and jaw fragment.

OUSM 4-1-S6: Fragmentary maxilla.

OUSM 4-1-S7: Fragmentary maxilla and pterygoid.

OUSM 4-7-S3: Interclavicle of a young individual.

OUSM 4-35-S1: Parts of skeleton, several vertebrae.

 

OLSON, 1970

Locality: Bed 16, northwest of Perry, Logan County, Oklahoma.

Horizon: Wellington Formation (Garber Formation), Summer Group, Arbuckle limestone, (Probably equivalent to the Arroyo Formation of Texas).

Biostratigraphy:

Age: Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

ROMER & PRICE, 1940

Locality: Brier Creek Bonebed, Baylor County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

FMNH WM 841: Humerus.

FMNH WM 460, FMNH WM 819: Radii.

FMNH WM 857, UM 9383: Femora.

FEMALE

FMNH WM 540: Maxilla.

FMNH WM 804: Dentary.

MCZ 1319: Ulnae and pubis.

FMNH WM 819: Radius, and ulna.

FMNH WM 850: Clavicle.

FMNH WM 882, WM 874, WM 559, UM 3035: Scapulocoracoids.

FMNH WM 843, MCZ 1395, FMNH WM 841: Humerus.

FMNH WM 862, WM 876, WM 847, WM 843, WM 872, WM 520: Pelvis.

FMNH WM 857, WM 835: Femora.

FMNH WM 815, 9766, 3046: Tibiae.

FMNH WM 821, UM 9767, 3349: Fibulae.

MATERIALS, SEXUAL DETERMINATION NOT ATTEMPTED.

UM 3750, UM 9689, UM 9690, UM 9691, UM 9692, UM 9721, UM 9725, UM 9733,
UM 9743, UM 9749: Skull elements.

UM 1217: Braincase.

FMNH WM 652: Interclavicle.

FMNH WM 504: Clavicle.

AMNH 4751: Atlas centrum.

 


Locality: Godwin Creek, in eastern Baylor County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

FMNH WM 1178: Jaws, and palatine.

AMNH 4622, 4619: Femora.

FEMALE

MCZ 1347: Skeleton missing for feet and tail.

FMNH WM 1178: Jaw fragments, clavicle, and fragments.

AMNH 4829, 4622: Femora.

FMNH WM 804: Jaw.

AMNH 4826: Vertebrae.

AMNH 4890, 4883: Humeri.

 


Locality: Along the Wichita below Fulda in eastern Baylor County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

FMNH WM 1: Fragmentary skull, column, humerus, femur, tibia, fibula and scapula.

AMNH 4048: Fragments of skull and jaws, vertebrae, humerus, ulna, tibia.

KU 705: Column, humerus and skull fragments.

MCZ 1125: Skull.

MCZ 1445: Ulna.

MCZ 1116: Humerus.

AMNH 4632: Femur.

FEMALE

MCZ 1547: Pelvis, much of hind legs, sacrals and most of tails.

MCZ 1123: Most of skeleton, lacking spines and tail.

AMNH 4818: Quadrate.

AMNH 4821: Scapulocoracoid.

MCZ 1314, AMNH 4627: Humerus.

AMNH 4633: Radius.

MCZ 1115, MCZ 1465, MCZ 1337, AMNH 4837: Pelvis.

AMNH 4823, FMNH WM 787, WM 3401: Femora.

AMNH 4621, 4808: Tibiae.

 


Locality: Daggett Creek, a tributary of Godwin Creek from the West, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

FMNH WM 1001: MALE: Skull and jaws, numerous vertebrae, scapulocoracoid, partial humeri, ulnae, radius, fibula and carpus.

Note: Dimetrodon incisivus (?) CASE, 1904

 


Locality: South of Dundee, in northwestern Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

UM 16148: Humerus.

AMNH 4043: Femur.

FEMALE

AMNH 4084, UM 16202: Vertebrae.

MCZ 1334: Tibia.

MCZ 1313: Humerus.

MCZ 1339: Pelvis.

AMNH 4809, 4811: Femora.

MCZ 1110: Scapulocoracoid.

UM 16203: Vertebrae.

AMNH 4044: Parts of scapulocoracoid and limb bones.

 


Locality: Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group or Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

AMNH 4079: Parts of girdles, vertebrae and spines.

AMNH 4081: Skull and jaws formerly mounted on the Naosaurus skeleton.

FEMALE

AMNH 4008: Vertebral column.

AMNH 4025: Fragments of many parts of the skeleton.

MATERIALS, SEXUAL DETERMINATION NOT ATTEMPTED.

UM 3027: Atlas-axis complex, all elements apparently co-ossified.

 


Locality: Three Forks of the Little Wichita, northwest of Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

AMNH 4125: Incomplete tibia, fibulae and fragments.

AMNH 4123: Femur and tibia.

 


Locality: Beraldint, south of Geraldine School in northern Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

AMNH 1891: Fragmentary femur, tibia, and vertebrae.

AMNH 4165: Pelvis.

AMNH 1891: Femur.

FEMALE

AMNH 4040: Fragments of skull and jaw, and the greater part of the vertebrae.

AMNH 4195: Several vertebrae and fragmentary humerus and femur.

AMNH 4195: Humerus.

AMNH 4165: Femur.

 

Locality: Rattlesnake Canyon, southeast of Black Flat in northwestern Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MALE

MCZ 1368: Vertebrae and several limb and girdle bones.

MCZ 1336: Humerus and ulna.

MCZ 1446: Skull.

MCZ 1403: Dentary.

FEMALE

MCZ 1369: Most of limbs and girdles.

MCZ 1358: Interclavicle.

MCZ 1344: Maxilla.

MCZ 1335: Axis.

MCZ 1336: Ulna.

MCZ 1133 (partim): Femur.

MCZ 1113: Maxilla and ulna.

MCZ 1390: Humerus.

AMNH 1879, MCZ 1108, MCZ 1333: Femur.

MATERIALS, SEXUAL DETERMINATION NOT ATTEMPTED.

AMNH 4815: Skull elements.

 

Locality: Briar Creek, western Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

FEMALE

UM: A composite skeleton.

NM 6723 (formerly AMNH 4039): Fragmentary skeleton.

MCZ 1338: Humerus.

NM 6722 (Formerly AMNH 4004): Jaw, skull fragments and humerus.

 


Locality: Northward-draining valley north of Dundee in northwestern Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1332: MALE: Femur.

 


Locality: Mount Barry, Wichita County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

FEMALE

AMNH 4026: Vertebrae.

AMNH 4131: Scapulocoracoid.

 

 

Locality: Tit Mountain, just northeast of Dundee, Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

FEMALE

MCZ 1448: Weathered remains of a once complete skeleton.

AMNH 4092: Maxilla and fragmentary pelvis.

AMNH 4005: Vertebrae and spines in matrix.

MCZ 1449: Vertebrae.

AMNH 4273: Humerus.

 


Locality: Wichita Group, Locality Unknown, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

MALE

FMNH WM 102, AMNH 4140: Femora.

MATERIALS, SEXUAL DETERMINATION NOT ATTEMPTED.

FMNH WM 32, WM 1147: Fragmentary humeri.

 


Locality: Locality Unknown.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

MALE

FMNH WM 78: Premaxilla and maxilla.

MCZ 1447, AMNH 4135: Scapulacoracoids.

FMNH WM 102, MCZ 1332, AMNH 4622, 1891, 4619, 4140, 4123, FMNH WM 857, WM 9383, AMNH 4632, 4043: Femora.

 


Locality: Waurika, Jefferson County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

WM unnumbered: Fragments.

 


Locality: Unknown.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4039, 4092, 4093: Fragmentary skeletons.

 

SANDER, 1989

Locality: Coprolite bonebed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given: Vertebrae.

 


Locality: Loftin Bonebed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given: Neural spines.

 


Locality: Rattlesnake Canyon Bonebed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given: Neural spines.

 


VAUGHN, 1969

Locality: Caballo Mountains, Sec. 36, T14S, R4W, and NW 1/4 sec. 6, T15S, R3W, Sierra County, New Mexico.

Horizon: Abo Formation.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

UCLA VP 1724, VP 1725, VP 1726: Fragment of a neural spine.

UCLA VP 1723: Centrum and fragmentary neural spine.

 


WATSON

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

BMNH R105: Posterior portion of a lower jaw.

 

ZIDEK, JOHNSON, MAY & CLABORN, 2004

Locality: OMNH V 173, Northeast Frederic site of Simpson, (1976, 1979), Tillman County, Oklahoma.

Horizon: Garber Sandstone, Upper part of the Sumner Group, possibly equivalent to the Lower Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

Number: Not given:


Locality: OMNH V 247, Lake Frederick site, Tillman County, Oklahoma.

Horizon: Garber Sandstone, Upper part of the Sumner Group, possibly equivalent to the Lower Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

Number: Not given:




= Dimetrodon incisivus COPE, 1878

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

Number: Not given:

 


= Dimetrodon rectiformis COPE, 1878
Etymology:

Holotype: AMNH 4013

Locality: Mount Barry, Wichita County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: Vertebrae.

 


= Dimetrodon semiradicatus COPE, 1881
Etymology:

Holotype: AMNH 4001

Locality: Locality Unknown, Big Wichita River, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group or Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: Maxilla, fragment of pelvis, femur and other fragments.

_____________________________________________________________________________________

Species: macrospondylus (COPE, 1884) ROMER & PRICE, 1940
Etymology:
= Clepsydrops macrospondylus COPE, 1884

Holotype: AMNH 4012

Locality: Tit Mountian, northeast of Dundee, Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: 12 presacral in series, 3 sacral, and 9 caudal vertebrae.

Case, 1907 A) Vertebral column (4012); B) Lumbar vertebrae (1019); C) ventral view of 4012; D) ventral view of 1019; E)

Referred material:

OLSON, 1967

Locality: Deep Red Run Locality, Cummins' Site, Cotton County, Oklahoma.

Horizon: ?Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

AMNH 4054: Fragmentary skull, column, some girdle and limb elements.

 


= Dimetrodon platycentrus CASE, 1907
Etymology:

Holotype: AMNH 4065

Locality: Deep Red Run Locality, Cummin's Site, Cotton County, Oklahoma.

Horizon: ?Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: Part of axis, 3rd cervical, 4 posterior dorsals, 2 lumbar with fragments of long spines.

Referred material:

AMNH 4055: Axis, humerus, and fragments.

_____________________________________________________________________________________

Species: natalis (COPE, 1878) ROMER, 1936
Etymology:
= Clepsydrops natalis COPE, 1878

Holotype: AMNH 4110

Locality: Mount Barry, 10 miles west of Wichita Falls, Wichita County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: Fragmentary skull and fragmentary skeleton.

CASE, 1907

After ROMER & PRICE, 1940

CASE, 1907; A) Dorsal, sacral and caudal posterior vertebrae and pelvis; B) mid-section caudal vertebrae; C) distal caudal vertebrae; D) pes in dorsal; E) and ventral views.

CASE, 1907; 1) Humerus; 2) Scapula, clavicle and cleithrum (?); 3) Left half of pelvis, femur, tibia, and fibula; 4) A posterior dorsal vertebra; 5) First lumbar; 6) 3 anterior dorsals.

CASE, 1907

 

Referred material:

Locality: Briar Creek, western Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

UM 9712: Maxilla.

FMNH WM 542, WM 598, UM 9732: Dentaries.

UM 9668, UM 9669, UM 9670, UM 9671, UM 3357: Axis.

MCZ 1632, 1631: Cervical vertebrae.

UM 3678, UM 9677: Dorsal vertebrae.

FMNH WM 783: Spine material.

FMNH WM 822: Tibiae and radius.

FMNH WM 515, UM 9757, MCZ 1305: Clavicles.

UM 3135, FMNH WM 550, WM 825, WM 561, MCZ 1309, 1330, 1356: Scapulocoracoids.

MCZ 1308, MCZ 1325, FMNH WM 802, WM 248, WM 682, WM 531, WM 545, WM 549, UM 9744, UM 3367, UM 3373, UM 3360, UM 3359, FMNH WM 79, WM 538, WM 856: Humeri.

FMNH WM 683, WM 53, WM 518, WM 819, UM 3348: Radii.

FMNH WM 108, WM 110, UM 3369, MCZ 1311: Ulnae.

FMNH WM 834, WM 881, WM 557: Pelvis.

FMNH WM 823, WM 523, WM 510, WM 58, WM 243, WM 244, WM 245, WM 1146, MCZ 1326, UM 3389, WM 3399: Femora.

FMNH WM 525, WM 821, WM 513, MCZ 1322, UM 3353, UM 3377, UM 3365: Tibiae.

UM 3376, MCZ 1301: Fibulae.

 

 

Locality: Godwin Creek, Eastern Baylor County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1632: Fragmentary skull and jaw and 2 cervicals.

 


Locality: Table Branch, a locality in the western headwaters of the South Fork in southern Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

Age: Wolfcampanian stage, Lower Rotliegendes Epoch, Early Permian.

Material:

MCZ 1386: Scrap.

 


Locality: Geraldine, south of Geraldine School in northern Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1630: Fragments of spine.

MCZ 1303: Fibula.

 


Locality: Three Forks of the Little Wichita, northwest Archer City, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1476: Front foot, radius, ulna and other fragments.

 

 

Locality: Tit Mountian, just northeast of Dundee, Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1324: Femur.

 


Locality: Rattlesnake Canyon, southeast of Black Flat, northwestern Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1329: Limb bones.

MCZ 1300: Ulna.

MCZ 1563: Pelvis.

MCZ 1328, 1329: Femora.

MCZ 1300: Fibula.

 


Locality: South of Dundee, northwestern Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

UM 16201: Dorsal.

 


Locality: Along the Little Wichita below Fulda in eastern Baylor County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1112, 1443: Various bones.

MCZ 1321, 1542: Humeri.

 


Locality: Wichita, locality unknown, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

FMNH WM 119: Maxilla and radius.

_____________________________________________________________________________________

Species: dollovianus (COPE, 1888) CASE, 1907
Etymology:
= Embolophorus dollovianus COPE, 1888

Holotype: AMNH 4064

Locality: Deep Red Run, Cummins' Site, Cotton County, Oklahoma.

Horizon: Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: Fragmentary skull, neural arch of atlas, 3rd and 4th cervicals, fragments of dorsals, an imperfect sacrum, and astragalus, intercentrum.

Referred material:

AMNH 4282: Fragmentary pelvis and fragments.

AMNH 1796: Ilium.

AMNH 1774: Spine fragments.

 


Locality: Low breaks south of Electra, in western Wichita County, Texas.

Horizon: Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

FMNH WM 461: Interclavicle.

 


Locality: Lueders Limestone north of Maybelle, Baylor County, Texas.

Horizon: Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

FMNH WM 1201: Radius, ulna, partial carpus and tarsus.

 


Locality: Tit Mountain, just northeast of Dundee, Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ: Fibula.

 


Locality: Eastern Baylor County, Texas.

Horizon: Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

FMNH WM 152: Scapulocoracoid.

 


Locality: Big Wichita River in Vernon County, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

UC 114: Skull, nearly complete vertebral column, shoulder girdle, pelvis, and fragments of limb bones.


BROILI, 1904

Locality: West Coffee Creek, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

Number: Not given:Fragmentary pelvis and left femur.

 

LYDEKKER, 1890

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

BMNH R569: 2 fragmentary dorsal vertebrae and an intercentrum.

BMNH R571: Fragment of centrum.

BMNH R576: Centrum and base of the neural arch of a dorsal vertebra.

 

ROMER, 1927

Locality: Corner of the Craddock Bonebed, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

Walker Museum 1322: Fragmentary skull and fragmentary skeleton.

 


Locality: "Elm Creek", southwest of Archer City, Archer County, Texas.

Horizon: ?Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

AMNH 4057: Fragmentary skeleton.

_____________________________________________________________________________________

Species: gigashomogenes CASE, 1907
Etymology:

Holotype: FMNH 118

Locality: Coffee Creek, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material: 2 cervical, 11 dorsal, 6 lumbar, 5 caudals, perfect right half of pelvis.

Referred material:

MCZ 1283: Fragmentary skull and fragmentary skeleton.

FMNH UC (old WM) 1134: Jaw, braincase, and postcranial material including at least fragments of all major bones or regions.

Note: Has pathologic neural spines (7 broken and healed) (REGA, NORIEGA, SUMIDA, HUTTENLOCKER, LEE & KENNEDY, 2012

AMNH 4035: Fragmentary skeleton.

FMNH WM 639: Clavicle and interclavicle.

AMNH 4149, 4037: Humerii.

FMNH WM 30: Scapulocoracoid.

FMNH WM 8: Femur.

FMNH WM 465: Pelvis.

AMNH 4103: Interclavicle.

A Munich: Pelvis.

MCZ 1340: Centra, partial shoulder girdle and humerus.

After ROMER & PRICE, 1940; Composite skeleton, backbone mainly from AM 4935, remainder of vertebrae and pelvis from the type, WM 112, Jaw from WM 1134, shoulder and leg bones from isolated material.

 


Locality: Coffee Creek, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

UM 3410: Femur.

MCZ 1109: Coracoid.

YPM 661: Scapulocoracoid.

 


Locality: North of Seymour, County seat of Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

FMNH WM 1152: Clavicle.

VMNH WM 416: Sacral vertebrae.

NM 8661: Vertebrae.

 

Locality: Indian Creek, a tributary of the Big Wichita River from the northwest, west of Coffee Creek, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

AMNH 4173: Cervicals.

AMNH 4138: Scapulocoracoid.

 


Locality: Pony Creek is a southern tributary of the Big Wichita, east of the Craddock region, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

FMNH WM 411: Cervicals.

 

HUNT & LUCAS, 2005

Locality: Taylor County, Texas.

Horizon: Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

TMM 30966-282: Interclavicle.

 

 

MEAD & SMALL, 1998

Locality: Near Haskell, Haskell County, Texas.

Horizon: Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

OLSON

Locality: Locality BR, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BS, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BT, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BU, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BV, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BW, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BX, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality BZ, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given.:

 


Locality: Locality Bae, Northern Texas.

Horizon: Lower Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality KF, Northern Texas.

Horizon: Middle Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality KI, Northern Texas.

Horizon: Middle Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

Locality: Locality KE, Northern Texas.

Horizon: Middle Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality KH, Northern Texas.

Horizon: Middle Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

 

Locality: Locality KA, Northern Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality KB, Northern Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

 

Locality: Locality KC, Northern Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality KD, Northern Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

 

Locality: Locality KG, Northern Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

 

Locality: Locality KJ, Northern Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality FA, Northern Texas.

Horizon: Lower Choza Formation, Upper Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Locality FC, Northern Texas.

Horizon: Lower Choza Formation, Upper Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

Locality: Locality KL, Northern Texas.

Horizon: Lower Choza Formation, Upper Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 

OLSON, 1967

Locality: West Grandfield Site, SE 1/4, sec. 4, T4S, R15W, and SE 1/4, Sec. 32, T3S, R15W, Tillman County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Spine.

OUSM 4-7-S24:

 

Locality: Pond Creek Site, NE 1/4, NW 1/4, Sec. 14, T25N, R5W, Grant County, Oklahoma.

Horizon: Willington Formation (Garber Formation), Summer Group, Arbuckle limestone, (Probably equivalent to the Arroyo Formation of Texas).

Biostratigraphy:

Age: Middle Leonardian stage, upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1342: Scapulocoracoid.

MCZ 1346: Vertebrae.

MCZ 1342: Scapulocoracoid.

OUSM 4-7-S6: 5 caudals.

OUSM 4-7-S8: Centra.

OUSM 4-7-S9: Lumbar vertebra.

OUSM 4-8-S3: Centrum.

OUSM 4-8-S4: Intercentrum.

OUSM 4-13-S2: Parts of 2 humeri.

OUSM 4-19-S3: Phalanges.

OUSM 4-32-S2: Interclavicle.

 


Locality: Crescent Site, NW 1/4, SW 1/4, sec. 12, T17N, R4W, Logan County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

OUSM 4-7-S1: Anterior caudal vertebra.

OUSM 4-7-S4: Vertebrae, scrap.

OUSM 4-8-S2: Immature pubis.

OUSM 4-10-S1: 2 distal caudal vertebra.

OUSM 4-23-S2: Small femur.

OUSM 4-23-S3: Tibia, girdle scraps and ribs.

 


Locality: Northwest Edmond Site, NW 1/4, NE 1/4, Sec. 25, T15N, R4W, Logan County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

OUSM 4-0-20A: Parts of 2 vertebrae.

OUSM 4-0-S23: Partial skeleton, more than 10 vertebrae, limbs, and girdles.

OUSM 4-0-S30: Parts of several vertebrae.

OUSM 4-0-S31: Part of femur, anterior end of mandible, part of axis, fragments.

OUSM 4-0-S32: Museum non. 4012: Series of vertebrae.

OUSM 4-4-S1: Dentition fragments, mostly impression.

OUSM 4-4-S2: Fragments.

OUSM 4-4-S3: Anterior part of mandible.

 


OUSM unnumbered.

Locality: South Covington Site, 6 miles south of Covington, Garfield County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Fragments of vertebrae, spines and ribs.

_____________________________________________________________________________________

Species: grandis (CASE, 1907) ROMER & PRICE, 1940
Etymology:
= Theropleura grandis CASE, 19407

Holotype: AMNH 4034

Locality: Beaver Creek in southern Willbarger County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material: Fragmentary skull and jaws, most of vertebral column.

CASE, 1907

After ROMER & PRICE, 1940

 

After ROMER & PRICE, 1940

Referred material:

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4130, 4134: 22 or 23 disconnected vertebrae representing all parts of the column many fragments, fragmentary ilium.

 

MEAD & SMALL, 1998

Locality: Near Haskell, Haskell County, Texas.

Horizon: Upper Vale Formation, Middle Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle D.

Age: Upper Leonardian Stage,Upper Rotliegendes Epoch, Early Permian.

Material:

Number: Not given: Fragmentary skeletons.
Note: One indicates an animal of 4+meters.

 


OLSON, 1967

Locality: Pond Creek Site, NE 1/4, NW 1/4, Sec. 14, T25N, R5W, Grant County, Oklahoma.

Horizon: Willington Formation (Garber Formation), Summer Group, Arbuckle limestone, (Probably equivalent to the Arroyo Formation of Texas).

Biostratigraphy:

Age: Middle Leonardian stage, upper Rotliegendes Epoch, Early Permian.

Material:

OUSM 4-0-S34: Much of skeleton and partial skull.

OUSM 4-1-S16: Cervical vertebra.

OUSM 4-7-S17: Vertebral spine.

OUSM 4-13-S1: Parts of 2 large humeri.

OUSM 4-40-S1: Various parts of skull, jaws, and postcranium of young individual.

UM, Numbered: Scrap.

 


ROMER & PRICE, 1940

Locality: Coffee Creek, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

UM : Skull.

AMNH 4036: Fragmentary skull, described by Cope as "Naosaurus”.

AMNH 4033, MCZ 1348: Jaws.

FMNH WM 1132: Fragmentary skull.

AMNH 4169: Dentary and head of ulna.

AMNH 4644: Cervicals, scapulocoracoid, clavicle, and partial interclavicle.

AMNH 4147: Axis.

 

Locality: North of Seymour, county seat of Baylor county, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

NM 8635: Skeleton.

FMNH WM 765: Fragmentary dentary.

NM 8661: Sacrum.

FMNH WM 764: Clavicle.

FMNH WM 781: Interclavicle.

MCZ 1114: Pelvis.

FMNH WM 1136: Humerus.

MCZ 1118, FMNH WM 857: Femora.

FMNH WM 779: Tibia.

 

 

Locality: Hog Creek rises west of Table Top Mountian as a southern tributary of the big Wichita, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

MCZ 1345: Scapulocoracoid.

 

Locality: Indian Creek, a tributary of the Big Wichita River from the northwest, west of Coffee Creek, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

AMNH 4173: Cervicals.

AMNH 4138: Scapulocoraoid.

 

 


Locality: Upper part of the Valley of Beaver Creek in southern Willbarger County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

MCZ 1341: Scapulocoracoid.

 

Locality: Crooked Creek, a northern Tributary of the Big Wichita, west of Indian Creek, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

FMNH WM 1131: Fragments of postcranial skeleton.

FMNH WM 1197, WM 1158: Fragmentary remains.

 


Locality: Clear Fork, Locality unknown.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

FMNH WM 16: Interclavicle.

AMNH 4164: Scapulocoracoid.

MCZ 1114, NM 8657, NM 8658: Pelvis.

 


Locality: Unknown.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4028: Axis.

 


Locality: Deep Red Run, Cotton County, Oklahoma.

Horizon: ?Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

AMNH 4054:

 

 

Locality: Pond Creek Site, NE 1/4, NEW 1/4, SEC. 14, T25N, R5W, Grant County, Oklahoma.

Horizon: Willington Formation (Garber Formation), Summer Group, Arbuckle limestone, (Probably equivalent to the Arroyo Formation of Texas).

Biostratigraphy:

Age: Middle Leonardian stage, upper Rotliegendes Epoch, Early Permian.

Material:

UM unnumbered: Fragments.

 

= Dimetrodon gigas (referred material)

AMNH 4028, 4147: Axis.

AMNH 4054, 4055: Spine of axis.

UC 1002: Dorsal rib.

CASE, 1904

CASE, 1904

FMNH WM 1002: Skull, most of the presacral column and spines, 14 caudals, scapulocoracoid, and hind leg bones.

 


CASE

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

University of Michigan: Fragmentary skull.

 

GILMORE, 1919

Locality: Craddock ranch, in the vicinity of Seymour, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

USNM 8635: Nearly complete skull, both rami of the lower jaws, 27 vertebrae, first caudal, several complete and parts of most of the other ribs of both sides, left scapula, coracoid, procoracoid, clavicle, left humerus, radius, ulna, foot, left femur adn tibia.

Skull.

USNM 8661: Sacrum.

USNM 8658: Right pelvis.

USNM 8657: Left pelvis.


= Bathyglyptus theodori CASE, 1911
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

 


= Dimetrodon maximus ROMER, 1936
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

 


= Dimetrodon cf. gigas grandis STERNBERG, 1942?
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

_____________________________________________________________________________________

Species: loomisi ROMER, 1937
Etymology:

Holotype: FMNH Walker Museum 1322

Locality: Craddock Bonebed, North of Seymour, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material: Nearly complete skeleton.

After ROMER & PRICE, 1940; Skeleton from WM 1322, and skull WM 40.

After ROMER & PRICE, 1940

Referred material:

FMNH WM 40: Skull, jaws and fragmentary skeleton.

NM 8635: Much of backbone, ribs, and maxilla.

FMNH WM 421: Vertebrae and a number of girdle and limb bones.

FMNH WM 591: Maxilla.

FMNH WM 415, WM 422, WM 592, WM 598: Dentary.

FMNH WM 755: Vertebrae.

FMNH WM 441: Axis.

FMNH WM 596: Cervical.

FMNH WM 757: Clavicle, scapulocoracoid.

FMNH MW 149: Radius and ulna.

NM 8862: Hind limb bones.

FMNH WM 147: Hind limb bones.

NM 8660: Femur and tibia.

FMNH WM 426: Clavicle.

FMNH WM 771, WM 777: Humeri.

FMNH WM 430, WM 571, WM 578, WM 579: Scapulocoracoids.

FMNH WM 585, WM 791: Radii.

FMNH WM 584: Ulna.

FMNH WM 429, WM 439, WM 759, WM 768, WM 413: Pelvic materials.

FMNH WM 589, WM 776: Femora.

FMNH WM 428: Tibia.

The National Museum has many unnumbered bones.

The American Museum of Natural History has many unnumbered bones.

HUENE 1902 humerus of Eryops is actually this species.

 


Locality: Coffee Creek, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

FMNH WM 114: The greater part of a skeleton.

AMNH 4037: Fragmentary skull and dentary.

FMNH WM 423: Braincase.

FMNH WM 1207: 2 Braincases.

FMNH WM 1269, WM 1260: Femora.

BROILI 1904 A composite skeleton in Tubingen.

 

 

Locality: Hog Creek rises west of Table Top Mountain as a southern tributary of the Big Wichita, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

MCZ 1345: Humerus.

 

Locality: Pony Creek is a southern tributary of the Big Wichita, east of the Craddock region, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

FMNH WM 411: Cervical.

FMNH WM 1140: Humerus.

 


Locality: Dead Man's Creek, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

FMNH WM 214: Fragmentary skull.

 


Locality: Upper part of the valley of Beaver Creek in southern Willbarger County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

MCZ 1341: Femur.

 


Locality: Baylor County, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

Number: Not given: Braincase.

 

Locality: Clear Fork, Locality, Unknown, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4148, 4152: Humeri.

_____________________________________________________________________________________

Species: milleri ROMER, 1937
Etymology:

Holotype: MCZ 1365

Locality: 1 mile southwest of Archer City, Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

Age: Wolfcampanian stage, Lower Rotliegendes Epoch, Early Permian.

Material: Almost perfect skeleton of a female?

After ROMER & PRICE, 1940

After ROMER & PRICE, 1940

Referred material:


Locality: "Fireplace", a Cummings locality a few miles southwest of Archer City, Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

Age: Wolfcampanian stage, Lower Rotliegendes Epoch, Early Permian.

Material:

AMNH 4290 (partim): Assigned by CASE 1907 to Theropleura obtusidens. Humerus of a female.

 


Locality: About 1 mile northwest of Padgett, Young County, Texas.

Horizon: Lower Archer City Formation (formerly Moran Formation, Lower Wichita Group), middle Bowie Group.

Biostratigraphy: Land-vertebrate faunachron middle A.

Age: Lower Wolfcampanian stage, Lower Rotilegendes Epoch, Early Permian.

Material:

MCZ: Femur of a female.

 


Locality: Table Branch, a locality in the western headwaters of the South Fork in Southern Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

Age: Wolfcampanian stage, Lower Rotliegendes Epoch, Early Permian.

Material:

MALE

MCZ 1367: Portions of a once articulated specimen, fragmentary but is excellent preservation, fragmentary skull, column, shoulder girdle and humerus of a male.

MCZ 1374: Fragments of skull, jaw and vertebrae of a male.

 

= Dimetrodon cf. D. milleri HARRIS, LUCAS, BERMAN & HENRICI, 2004

Locality: NMMNH Locality 4620, Lucero uplift, Carrizo Arroyo, Valencia County, New Mexico.

Horizon: Red Tanks Member, Bursum Formation.

Biostratigraphy:

Age: Upper Virgilian, upper Stephanian, Upper Silesian Series, Gzelian Epoch, Late Pennsylvanian (Late Carboniferous).

Material:

NMMNH P-36219: 4 partially articulated vertebrae.

 

Locality: NMMNH Locality 4509, Lucero uplift, Carrizo Arroyo, Valencia County, New Mexico.

Horizon: Red Tanks Member, Bursum Formation.

Biostratigraphy:

Age: Upper Virgilian, upper Stephanian, Upper Silesian Series, Gzelian Epoch, Late Pennsylvanian (Late Carboniferous).

Material:

NMMNH P-32519: Neural spine.

 

SANDER, 1989

Locality: Archer City Bonebed 2, Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

Age: Wolfcampanian stage, Lower Rotliegendes Epoch, Early Permian.

Material:

Number: Not given: Pelvis and caudal vertebrae.

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Species: booneorum ROMER, 1937
Etymology:

Holotype: MCZ 1537

Locality: North side of the Little Wichita River, Southeast of Fulda, Baylor County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: Fragmentary skeleton.

Referred material:

UM 3447: Braincase.

FMNH WM 536, WM 812: Maxillae.

FMNH WM 542, WM 598: Dentaries.

UM 9666, UM 9667, UM 3356: Axis.

UM 16201, UM 16145: Lumbar vertebrae.

UM 3372: Vertebra with spine.

UM 9679: Sacral.

FMNH WM 1178: Clavicle.

UM 3368, FMNH WM 553, WM 635: Interclavicles.

UM 3139, UM 3120, FMNH WM 561, WM 845, MCZ 1316: Scapulocoracoids.

UM 3368: Pelvis.

UM 9165, FMNH WM 844, WM 816: Humeri.

MCZ 1307, FMNH WM 819: Radii.

FMNH WM 821, MCZ 1306, 1318, WM 819: Ulnae.

FMNH WM 835, WM 91, WM 131, WM 120, MCZ 1310, UM 3398, UM 3393: Femora.

FMNH WM 61, WM 126, WM 514: Tibiae.

FMNH WM 68: Fibula.

Also many unnumbered bones from Briar Creek in the Michigan and Kansas collections.

 


Locality: Near the Mouth of Beaver Creek in Southwestern Wichita County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

AMNH 4062: Much of the column and spines, and occiput.

 


Locality: South of Dundee, in northwestern Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1551: 16 vertebrae with part of spines.

AMNH 4839: Numerous vertebrae and spines.

MCZ 1554: Skull fragments.

MCZ 1573: Partial skull.

MCZ 1312: Femur.

MCZ 1302: Tibia.

 


Locality: Godwin Creek, eastern Baylor County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

AMNH 4826: Articular, several vertebrae with partial spines.

AMNH 4835: Femur, tibia and fragmentary humerus.

 

Locality: Locality Unknown, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group, or Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

AMNH 4394: Fragments of various parts of the skeleton.

UM 3049: Radius.

 

Locality: Rattlesnake Canyon, southeast of Flat in northwestern Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1564: Pelvis.

MCZ 1392: Humerus.

 


Locality: Along the Little Wichita below Fulda in eastern Baylor County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

MCZ 1443: Limb and girdle bones.

MCZ 1304: Humerus.

FMNH WM 1202: Radius.

AMNH 4806, FMNH WM 788: Femora.

 

Locality: Northward-draining valley north of Dundee in northwestern Archer County, Texas.

Horizon: Belle Plains Formation, Whichita Group.

Biostratigraphy:

Age: Wolfcampanian, Lower Rotliegendes Epoch, Early Permian.

Material:

FMNH WM 212, WM 202, MCZ 1315: Femora.

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Species: angelensis OLSON, 1962
Etymology:

Holotype: FMNH (CNHM) UR 32

Locality: Locality KV, MacFayden Ranch (north), Knox County, Texas.

Horizon: Member?, San Angelo Formation, Lower Pease River Group.

Biostratigraphy: Land-vertebrate faunachron lower E.

Age: Lower Guadalupian Stage, Upper Rotliegendes Epoch, Early Permian.

Material: Skull, lower jaw, 4 cervical vertebrae, ulna, various fragments including parts of many neural spines.

Referred material:

Locality: Locality KY, Knox County, Texas.

Horizon: Member?, San Angelo Formation, Lower Pease River Group.

Biostratigraphy: Land-vertebrate faunachron lower E.

Age: Lower Guadalupian Stage, Upper Rotliegendes Epoch, Early Permian.

Material:

FMNH (CNHM) UR 482: Vertebrae, fragments of others, scapula, fragments of skull and ribs, radius of uncertain identity.

 


= Eosyodon hudsoni OLSON, 1962
Etymology:

Holotype: FMNH (CNHM) UR 575

Locality: Kahn Quarry, loc. KAC, Driver Ranch, Knox County, Texas.

Horizon: Flowerpot Member, Upper San Angelo Formation, Lower Pease River Group.

Biostratigraphy: Land-vertebrate faunachron lower E.

Age: Lower Guadalupian Stage, Upper Rotliegendes Epoch, Early Permian.

Material: Right femur.

Paratypes:

FMNH (CNHM) UR 500: Fragmentary palatine with teeth.

FMNH (CNHM) UR 499: Dentary.

FMNH (CNHM) UR 496: Fragmentary occipuit.

FMNH (CNHM) UR 711: About 15 fragmentary ribs, fragments of vertebrae, femur, indeterminate limb bone, and perhaps a fibula, a fragmentary scapula and interclavicle.

FMNH (CNHM) UR 712: Metapodial.

FMNH (CNHM) UR 826: Dentary with teeth.

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Species: occidentalis BERMAN, 1977
Etymology:

Holotype: CM 26565

Locality: East side of Canyon de San Diego, east of State Highway 4, about 4 1/2 miles south of Jemez Springs, approximately Lat. 35'43"N, Long. 106'47"W., Sandoval County, New Mexico.

Horizon: Lower Abo Formation.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: 4 loosely articulate, mid-dorsal vertebrae, 10 neural spines closely associated with and paralleling the spines of the nearly complete vertebrae, greater part of the posterior half of dentary, anterior coranoid and angular of left mandible, 3 fragmentary spines and about 6 weathered out vertebrae.

Referred material:

MADALENA, SUMIDA, ZEIGLER & REGA, 2007

Locality: Jemez Pueblo, Sandoval County, New Mexico.

Horizon: El Cobre Canyon Formation, Cutler Group.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

Numbers: Not given: Fragmentary vertebrae.


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Species: teutonis BERMAN, REISZ, MARTENS, & HENRICI, 2001
Etymology: Latin, teutonis, meaning an individual of a German tribe, refers to the geographic origin of the holotype.

Holotype: MNG 10598

Locality: Bromacker locality, of the middle part of the Thuringian Forest near the Village of Tambach-Dietharz and about 20 km south of the town of Gotha, Gotha District, Thuringa State, central Germany.

Horizon: Uppermost level of 60 m thick middle sandstone unit, Tambach Formation.

Biostratigraphy:

Age: Lowermost unit of the upper Rotliegend Epoch, Early Permian.

Material: 14 vertebrae and some rib fragments.

Referred material:

BERMAN, HENRICI, SUMIDA & MARTENS, 2004

MNG 10654: Partial right scapulocoracoid, greater part of left scapular blade, nearly complete left humerus, and partial, articulated hindlimbs that include epipodials, tarsus, metatarsals, and a few phalanges, with the left also represented by counter impression.

MNG 10655: Probably posterior dorsal vertebrae that includes 3 articulated vertebrae and a closely associated 4th with the neural spines, either missing or incomplete.

MNG 10693: 4 articulated probable middorsal vertebrae, 2 of which possess complete neural spines, with 3 associate left ribs, and several scattered, partial vertebrae and ribs, and the greater part of the left scapulocoracoid with counterpart impressions.

MNG 13433: Right maxilla with dorsal lamina preserved as impression.