Genus: Morganucodon KUHNE, 1949
Etymology: Morganuc, a name used for South Glamorgan in the Doomsday book (1086
A. D.), and Greek, odon, “tooth”: South Glamorgan tooth.
Species: watsoni KUHNE, 1949
Etymology: In honor of Prof. D. M. S. Watson.
= Eozostrodon watsoni (KUHNE, 1949)
Holotype:
Locality: Duchy Quarry, near Southerndown Road Station, South Glamorgan County, Wales, Southern United Kingdon.
Horizon:
Biostratigraphy:
Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.
Material: On a single molariform tooth.
Referred material:
KUHNE, 1958
Numbers: Not given: 300 Postcaninen teeth.
KERMACK & MUSSETT, 1973/1981Locality: Ewenny Quarry, Welsh, Southern United Kingdom.
Horizon:
Biostratigraphy:
Age: Late Triassic.
Material:
M. 26169: A left dentary, including last 2 m and condyle.
U. 1: Right maxilla in matrix with P3, P4, M1, M2, M3 and M4 and alveoli for 1.2 I4, C, P1, and P2.
U. 2: Right maxilla with M2, M3.
U. 517a; Block containing a juvenile Right maxilla DM 1 and alveoli of roots of 1/4, I3, I4, C, P1, P2, P3 and P4.
U. 5a, b: Part and counter part of a parietal.
U. 53, 54: Left petrosal.
U.6: A left dentary, including m1-4, coronoid and angular processes, and condyle.
U.12: A right dentary, including alveoli for p1-4 and 1-2.
U.13: A left dentary, including p2-3 and roots of p4, and m1-2.
U 14a and U.14b: Part and counterpart of a left dentary. (U.14a includes impression of m2, m3-4, coronoiod, angular and conydylar processes, U.14b includes alveoli for p3-4, m and roots m2.
U.17: A right dentary including 3 molars, probably deciduous molars, roots of preceding tooth and alveolus for last molar, coronid and angular processes of a juvenile.
U.18: A right dentary, including teeth m3-4, alveolus of rm5, coronoid, angular and condylar processed and damaged condylar.
U.21: A left dentary, symphysis, coronoid, angular and condylar processes, damaged condyle, alveolus for ultimate molar and the 2 preceding deciduous molars of a juvenile.
U. 22a and U.22b: Part and counter part with two dentaries.
U. 22a/1: A right dentary on U.22a-alveolous for I1, teeth I2-4, c, alveolus for p1, teeth p2-4, roots of m1-02, teeth m3-4, angular and condylar processes, on U.22b part of coronid processes and impressions of the crowns of p4 and m1-3.
U.22a/2: A right dentary on U.22a, including alveoli of ri1-4, c. p 1-4, teeth m1-2 and the tip of the erupting m3, coronoid, angular and condylar processes and condyle.
U.23: The articular complex including prearticular, surangular and articular.
U.29a + b: 2 blocks, part and counterpart with dentary U.29a/1.
U.29a/1: A left dentary, including symphysis alveoli for I2-4, c. p.1-2, teeth p3-4, m1-2 and alveoli for m3-4, trough and coronioid process.
Locality: Pant Quarry, Wales, Southern United Kingdom.Horizon: Welsh.
Biostratigraphy:
Age: Late Triassic.
Material:
M.22679: A left dentary including the c, alveolus, diastema, 4 alveoli p3-4, teeth m1-3, alveoli for m4-5.
M.22680: A left dentary, including alveoli for I3-4, c, diastema and alveoli for p2-3.
M.22681: A right dentary including a long diastema, plugged alveoli and alveoli for p1-4, m1, alveoli for m2, tooth m3 and alveoli for m4-5.
M.22683: A right dentary, including alveoli for I1-4 and c.
M.22693: A left dentary, including alveoli for i1-4, c, and p1-2.
M.22883: A left dentary, including alveoli for i1-4, c, and p1-3.
M.22889: A right dentary, including alveoli for i1-4 and c.
M.22985: A left dentary, including broken alveolus of i4, alveoli for c, p1-2 and beginning of p3.
M.23193: A right dentary including alveoli for c, p1-2 and the beginning p3.
M.24565: A right lower jaws, including alveoli for last 2 m, coronoid process and prearticular.
M.24643: A right dentary, including broken alveoli for i1-3, alveoli for I4 and c, diastema and alveolus for p1.
M.24656: A left dentary, including roots of p4 and m1, teeth m2-3, roots of m4 and broken alveolus for m5.
M.24829: A right lower jaw including alveoli for last 2 molars, trough, coronid process, coronoid bone, fragments of prearticular and surangular.
M.26023: A right dentary, including alveoli for last 2 molars, coronid and angular processes and trough.
M. 21244, M.21245, M.21246, M.21247, 21248, 21250, 22511, 22517, 22520: Ecoccipital.
M. 22613, 22614, 22627, 22637, 22640, 22650, 22661, 22664, 22672, 22676: Frontals.
M. 21229, 21238: Right jugal.
M. 21231, 21237: Left jugals.
M. 21223, 21224, 21225, 21227, 23309, 23367, 23386: Right lachrymal.
M. 21226, 24536, 24555: Left lachrymal.
M. 23214: Right maxilla.
M. 23216: Right maxilla with alveoli for P4, M1-3 and 1/2 of M4.
M23219: Right maxilla with roots and alveoli for P3, P4, M1, and 1/2 of M.3.
M.23273: Left maxilla with M1 and alveoli for 1/2 p2, p3, p4, and 1/2 M2.
M. 23347: Right maxilla with M2 and alveoli for 1/4 M1, M3 and 1/4 M4.
M. 23413: Left maxilla with alveoli for 1/3 I4, C. P1 and 1/2 P2.
M. 23414: Right maxilla with alveoli for I4, C. P1 and P2.
M. 23417: Left maxilla with alveoli for I1, 1/2 C, P1 and 1/2 P2.
M. 24626: Left maxilla with P4, M1, M2 and M3.
M. 20613: Left maxilla with M2, M3 and M4.
M. 26160: Right maxilla with alveoli for 1/2 I4 and C and roots of P1 and 1./2 Pl2.
M. 23315, 23364, 26179, 26183, 26188, 26191: Left palatines.
M. 23327, 24531, 26171, 26192: Right palatines.
M. 22576, 22581, 22582, 22583, 22597, 22599, 22600, 24524: Parietal-interparietal complex.
U. 979: Left middle section of nasal.
U. 980: Right middle section of nasal.
U. 988: Right middle section of nasal.
U. 991: Right posterior portion of a nasal.
U. 992: Right anterior section of a nasal.
U. 993: Right anterior to middle section of a nasal.
U. 994: Left anterior section of nasal.
U. 996: Right anterior section of nasal.
U. 997: Left posterior section of nasal.
U. 998: Right posterior section of nasal.
U. 1000: Left anterior section of nasal.
U. 1001: Left anterior to middle section of nasal.
U. 1004: Left middle section of nasal.
U. 1005: Right anterior to middle section of nasal.
U. 1006: Left anterior section of nasal.
U. 1008: Left middle section nasal.
U. 1009: Right anterior section of nasal.
M. 22595: Left posterior section of nasal.
M. 22677: Right middle section of nasal.
M. 22820: Left posterior section of nasal.
M. 19112, 21150, 26144, 21168, 21175, 21180, 21196, 21200, 21207, 21208: Left petrosals.M. 21105, 21151, 21180, 21183, 21185, 21192, 21216, 21220, 24713: Right petrosals.
M. 21210: Left petrosal in artificial association with squamosal.
M. 21165: Petrosal in right artificial association with squamosal.
M. 23204: , 23205, 23206,24628: Right premaxilla.
M. 22524, 22539, 22553, 22558, 22559, 24736: Left squamosals.
M. 22536, 22541, 22560, 24718: Right squamosals.
M. 22568: Right squamosal of a juvenile?
M. 24719: Left squamosal in artificial association with petrosal M. 21210.
U. 1015, 1055, 1057: Left stapes.
U. 1052, 1056: Right stapes.
U. 1068: Left quadrate.
U. 1070, 1073, 1085: Right quadrates.
U. 1050: Fragments of maxilla, lachrymal and jugal in natural association, part of right zygomatic horn.
U. 1059: Fragment of right maxilla with a sliver of lachrymal and roots of M3.
U. 1050: Fragments of maxilla, jugal and lachrymal in natural association, part of right zugoma.
U. 1059: Fragment of right maxilla with a sliver of lachrymal roots of m3.
U. 1050: Fragments of maxilla, jugal and lachrymal in natural association, part of right zygomatic horn.
U. 1058: Fragments of jugal and lachrymal in natural association, part of left zygoma.
U. 1094: Left articular complex of articular.
U. 1096: Left articular complex of articular.
U. 1097: Left articular complex of articular.
U. 576, 577, 579, 580, 581, 582, 584, 583, 588, 589, 590, 597, 599: Anterior basiocciptial.
U. 594, 598: Posterior part of basiocciptial.
U. 978, 1048, 1049, 1051, 1053: Basisphenoid.
Locality: Pantalun Quarry, Welsh, Wales, Southern United Kingdom.Horizon:
Biostratigraphy:
Age: Late Triassic.
Material:
M.24560: A left dentary, including broken c, alveolus, diastema, alveoli for p2, teeth p3-4, m1-4, coronoid and angular process.
M.24597: A right lower jaw including last m, alveolus, coronid process and coronoid bone.
M.24599: A left lower jaw including m2-3 and m3-4, alveoli for m4-5, coronoid process and fragments of prearticular.
M.24601: A left dentary, including most of c alveolus, diastema, alveoli for p2, tooth p3, mesial root of a distal alveolus of p4.
M.24602: A right dentary, including alveoli for p3-4, m1 tooth, alveoli for m2, tooth m3 and alveoli m4.
M.24607: A right dentary including alveoli for m1, teeth m3-4, and alveolus fro m5, coronoid process.
M.24608: A left dentary including roots of m.3, tooth m4, root of m5.
M.24616: A right lower jaw, including tooth m3 and roots of m4-5, trough, angular and condylar processes and fragment of prearticular.
M. 24668. U. 494: Right exoccipital with a fragment of basioccipital in natural association.
M. 26129, U. 30: Left nasal and fragment of frontal in natural association.
M. 23408: Right maxilla with P4, M1., M2 and M3 and alveoli for P3 and 1/2 M4.
M. 24633: Right maxilla with P4, M1, M2, M3 and M4.
M. 26042: Left maxilla with M5 and roots of M 4.
M. 23455, 23456, 23475, U. 38, U. 547, U. 551, U. 553, U. 600: : Parietal-interparietal complex.
M. 26135, 495, 496, 500, 501, 508, 509, 510, 512: Right petrosals.
M. 26143, U. 168, U. 214, U. 493: Right squamosals.
M. 26144: Right squamosal in artivial association with petrosal M.21162.
U. 203: Left squamosal.
U. 491: Right petrosal with fragment of exoccipital in natural association.
U. 497, 498, 499, 502, 503, 504, 506, 511: Left petrosals.
U. 30: Left and fragment of frontal in natural association with nasal.
U. 519: Left frontal and a fragment of nasal in natural association.
U. 521: Right posterior section of nasal.
U. 524: Right middle to posterior section of nasal.
U. 1017: Left middle to posterior section of nasal.
U. 1020: Right anterior section of nasal.
U. 1021: Posterior section of nasal.
U. 39: Right maxilla broken M1, M2 and M3 and alveoli for I4.C, diastema, P2, P3 P4, and M4.
U. 224: Left maxilla with P4, M1, M2 and M3 and alveoli of roots of P2, P5 and M4.
U. 514: Right maxilla with broken P4, M1, M2, and M5 and alveoli of tooth’s of P2, P3 and M4.
U. 515: Left maxilla with alveoli of roots of I4, C, P1-4, M1, and 1.4 m 2.
U. 516: Left maxilla with C. P4, M1-3 and broken M4 and I4 alveolus.
U. 216, Right jugal.
U. 217: Left jugal.
U. 516: Right frontal.
U. 519: Left frontal and fragment of nasal in natural association.
U. 522: Right frontal.
U.24: A right dentary, including broken alveolus of rc, diastema, alveoli fro p2-3, and root of p4, teeth m1-3, and alveoli for m4-5, coronioid and angular processes.
U.25: A right dentary, including tooth m 3-4 and broken m4-5, angular and condylar processes.
U.26: A right dentary, including coronoid and angular processes.
U.28: A left dentary, including alveoli for last m and trough.
U.31: A left dentary, including alveoli for p1-4, teeth m1-2 and alveoli for m3-4, coronoid and angular processes.
U.32: A left dentary including alveoli for last 3 m, coronoid processes and trough.
U.37: A left lower jaw, including alveoli for last 2 m, coronoid and angular processed and fragment of prearticular.
U.40: A left dentary condylar.
U.41: A right dentary condyle.
U.42: A left dentary including alveoli for last 3 m and trough.
U.43: A right dentary including alveoli for last 2 m, coronoid and angular processes.
U.47: A right dentary, including broken alveolus fro ultimate m, part coronid process, trough and angular processes.
U.48: A right dentary, including root of penultimate m, alveoli for ultimate m and trough.
U.49: A left dentary condyle.
U.52: A right dentary including the m3-4, alveoli for m5, coronoid and angular processes.
U.118: A right dentary, including alveoli for 5 post canines and crypt for a replacement molar in the groove and dental lamina, of a juvenile.
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Species: oehleri RIGNEY, 1963
Etymology:
= Eozostrodon oehleri (RIGNEY, 1963)
Holotype: Zoology Department, University College, London. (CUP 2320)
Locality: Yan Tsao Ti, Lufeng, Yunnan Province, China.
Horizon: Lower Beds, Lower Lufeng Series.
Biostratigraphy:
Age: Late Triassic.
Material: Skull and lower dentary.
Referred material:
PATTERSON & OLSON, 1961
FMNH (CUP) 5: Partial braincase.
BEIN, 1941, YOUNG, 1951
Locality: Yang T’sao Ti (Goat Grass Place), a poor grazing area some 20 to 30 minutes walk north-east of Lufeng, 25’8”N, 102’9”E, Hsien, or county City, Yunnan, on the Yunnan-Burman Highway, 112-113 km west of Kunming (Yunnan Fu), the capitol of Yunnan Province, China.
Horizon: Lufeng Series.
Biostratigraphy:
Age: Late Triassic.
Material:
Catholic University Peking, UP 2320: Fragmentary skull and dentary.
LUO, LUCAS, LI & ZHEN, 1995Locality: Laozufen site, Dawa locality, Lufeng Basin, The locality is near Dawa Village, which is approximately 2 km north-northeast of Lufeng County seat, Yunnan Province, China.
Horizon: Stratum 6, the dark red beds in the Upper part of the Lower Lufeng Formation.
Biostratigraphy:
Age: Sinemurian-Pliensbachian Stage, Middle Lias Epoch, Early Jurassic.
Material:
BVP 358: Fragmentary skull and fragmentary dentary.
YOUNG, 1978Locality: Lufeng, Yunnan Province, China.
Horizon: Lufeng Formation.
Biostratigraphy:
Age: Sinemurian-Pliensbachian Stage, Middle Lias Epoch, Early Jurassic.
Material:
IVPP: Several skulls.
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Species: heikuopengensis YOUNG, 1978
Etymology:
= Eozostrodon heikuopengensis (YOUNG,
1978)
Holotype:
Locality: Lufeng, Yunnan Province, China.
Horizon: Lower Lufeng Series.
Biostratigraphy:
Age: Late Triassic.
Material: Skull and dentary.
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Species: peyeri CLEMENS, 1980
Etymology: In honor of the late Prof. Bernhard Peyer.
= Eozostrodon peyeri (CLEMENS, 1980)
Holotype: PIMUZ AIII-329
Locality: Hallau Local Fauna, Schaffhausen Canton, Switzerland.
Horizon:
Biostratigraphy:
Age: Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic-Lias Epoch-Early Jurassic.
Material: A slightly damaged, probably left, lower molariform preserved in a fragment of dentary.
Referred material:
Upper Molariform teeth.
AIII-255: Principle and posterior accessory cusp, left.
AIII-264: Anterior accessory cusp, left.
AIII-267: Posterior accessory cusp and part of principal cusp, right.
AIII-279: Fragment of last molariform, left.
AIII-283: Posterior accessory cusp, left.
AIII-292: Anterior accessory cusp, right.
AIII-310: Principal and posterior accessory cusp in fragment of maxilla, left.
AIII-324: Principal and posterior accessory cusp, left.
AIII-428 (NC 98): Posterior accessory cusp?
Lower molariform teeth.
AIII-266: Principal cusp and kuhnecone, left.
AIII-273: Posterior accessory cusp and kuhnecone, right.
AIII-280: Fragment with kuhnecone, left.
AIII-284: Possibly fragment of anterior end crown, right.
AIII-319: Principal cusp, kuhnecone, and posterior accessory cusp left.
AIII-380 (NC 50): Principal cusp, kuhnecone and posterior accessory cusp, left.
AIII-480 (NC 150): Anterior accessory cusp and part of principal cusp, left.
Premolariforms.
AIII-258: Posterior lower premolariform, left.
AIII-261: Posterior lower premolariform, left.
AIII-263: Upper premolariform, right.
AIII-277: Premolariform.
AIII-278: Premolariform.
AIII-282: Premolariform.
AIII-335 (NC 7): Posterior lower premolariform, left.
AIII-336 (NC 8): Upper premolariform, left.
AIII-350 (NC 22): Premolariform.
AIII-368 (NC 40): Upper premolariform, left.
AIII-423 (NC 93): Premolariform.
AIII-441 (NC 111): Premolariform.
AIII-460 (NC 130): Upper Premolariform.
AIII-509: Upper Permolariform.
DEBUYSSCHERE, GHEERBRANT & ALLAIN, 2015
Locality: Quarry of Saint-Nicolas-de-Port, situated on the commune of Rosieres-aux-Salines, Lorraine, Meurthe-et-Moselle Department, France.
Horizon: "Gres infraliasques" Formation.
Biostratigraphy:
Age: Lower part of the Early Rhaetian Stage, Uppermost Late Triassic Epoch, Late Triassic.
Material:
Lower molarifores
10 ph: Left.
SNP 33: Right.
SNP 99 W: Left.
SNP 171 W: Right.
SNP 253 W: Right.
SNP 527 W: Left.
SNP 2003: Left.
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Species:
tardus BUTLER &
SIGOGNEAU-RUSSELL, 2016
Etymology: Latin, tardus, "late"; this is the geologically youngest species
of this genus.
Holotype: M34984
Locality: Watton Cliff, Dorset County, England, Southern United Kingdom.
Horizon:
Biostratigraphy:
Age: Late Bathonian Stage, Middle Dogger Epoch, Middle Jurassic.
Material: A right upper molar, lightly worn.