ADRIAN, SMITH & McDONALD, 2025
Locality: San Juan County, New Mexico.
Note: Exact locality data are on file at teh BLM and the respective repositories.
Horizon: Menefee Formation.
Biostratigraphy:
Age: Early Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
WSC 10883: Peripheral fragments.
_____________________________________________________________________________________
ARMSTRONG-ZIEGLER, 1978
Locality: San Juan Basin, New Mexico.
Horizon: Fruitland Formation.
Biostratigraphy:
Age: Kirtlandian Age, Late Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
BRAMAN, 1988
Locality: Drumheller, Wheatland County, Alberta Province, Canada.
Horizon: Horseshoe Canyon Formation, Edmonton Group.
Biostratigraphy:
Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
BREITHAUPT, 1982
Locality: UW Locality V-79032, east flank of Rock Springs Uplift, Sweetwater County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
UW 14118: Carapace fragments.
_____________________________________________________________________________________
BRINKMAN, 1998
Locality: Along the Red Deer River west of Morrin, Starland County, Alberta Province, Canada.
Horizon: Horseshoe Canyon Formation, Edmonton Group.
Biostratigraphy:
Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
NMC 8890: A skull with associated shell and postcranial elements.
Royal Saskatchewan Museum (RSM) P2611-1: Partial skeleton including skull fragments, much of the neck and a partial carapace, both quadrates, the supraoccipital spine, a portion of both postorbitals, and fragments of the otic bones.
_____________________________________________________________________________________
BRINKMAN, 1990
Locality: BB 108 (2), BB 102 (2), BB 75 (2), BB 115 (1), Dinosaur Provincial Park, Newell County, Alberta, Canada.
Horizon: Dinosaur Park Formation, upper Judith River Group.
Biostratigraphy:
Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
CHIBA, RYAN, BRAMAN, EBERTH, SCOTT, BROWN, KOBAYASHI, & EVANS, 2015
Locality: McPheeters bonebed, south of Manyberries, Forty Mile County, Southern Alberta Province, Canada.
Horizon: Oldman Formation, middle
Judith River Group.
Biostratigraphy:
Age: Judithian age, Midle Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
_____________________________________________________________________________________
CURRIE & EBERTH, 1993
Locality: Iren Dabasu, near Erenhot, Urad Houqi, Inner Mongolia (Nei Mongol), China.
Horizon: Iren Dabasu Formation.
Biostratigraphy:
Age: Cenomanian Stage, Upper Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.
Material:
Number: Not given:
Locality: Amtgai, Ömnögov, Gobi Desert, Mongolia.
Horizon: Bayanshiree Svita.
Biostratigraphy:
Age: Turonian or Santonian Stage, Lower Senonian Subepoch, Lower Gulf Epoch, Early Late Cretaceous.
Material:
Number: Not given:
Locality: Deng Usu, Mongolia.
Horizon:
Biostratigraphy:
Age: Late Cretaceous.
Material:
Number: Not given:
Locality: Khara Khulu, Mongolia.
Horizon:
Biostratigraphy:
Age: Late Cretaceous.
Material:
Number: Not given;
Locality: Ushyin Khuduk, Mongolia.
Horizon:
Biostratigraphy:
Age: Late Cretaceous.
Material:
Number: Not given:
Locality: Shireegin Gashun, Bayankhongor Aimag, Mongolia.
Horizon: Bayanshiree.
Biostratigraphy:
Age: Turonian Stage, Uppermost Gallic Subepoch-Santonian Stage, Lower Senonian Subepoch, Lower Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
DASHZEVEG, NOVACEK, NORELL, CLARK, CHIAPPE, DAVIDSON, McKENNA, DINGUS, WISHER & ALTANGEREL, 1995
Locality: Ukhaa Tolgod, near the salt extraction settlement of Daus, northeastern Nemegt Basin, Gurvan Tes Somon, Ömnögov (South Gobi), Mongolia.
Horizon: Djadokhta Formation or the Barun Goyot Formation.
Biostratigraphy:
Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
DEMAR & BREITHAUPT, 2006
Locality: UW V-81006, False Rocks Quarry (part of BQFR, Barwin Quarry False Rocks), southeastern Wind River Basin, Wyoming.
Horizon: Mesaverde Formation.
Biostratigraphy:
Age: Judithian Age, Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
UW 34833: Carapace fragment.
AMNH 9409: Ossicle.
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ESTES, 1964
Localities: UC Locality V-5718, Powder River Basin, Niobrara County (Formerly Converse County), Eastern Wyoming.
Localities: UCMP V-5616, Altman Blowout, this large blowout, site of the UCMP field-party camps form 1956 to 1960, is just east of the crest of the divide separating Lance Creek and Hancock Creek and 100 yards east of a dirt road. Fossils were found in anthills, talus, and sandstone exposed in the blowout, which is in the NE 1/4, Sec. 9, T37N, R64W, Niobrara County (Formerly Converse County), Wyoming.
Locality: UCMP V-5620, Lull Quarry, near the head of a tributary of Buck Creek, Powder River Basin, Niobrara County (Formerly Converse County), Wyoming.
Locality: UCMP V-5711, Bushy Tailed Blowout, Quarry area includes the floor of a small blowout approximately 10 yards northwest of the highest point on the ridge forming the northeastern side of the blowouts of loc. V-5003, S 1/2, Sec. 20, T37N, R64W, Lance Creek, Powder River Basin, Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Numbers: Not given: Fragments of carapace and plastron.
_____________________________________________________________________________________
FIORILLO, 1989
Locality: Antelope Head Quarry, Wheatland County, Montana.
Horizon: Judith River Formation.
Biostratigraphy:
Age: Judithian age, Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
GILMORE, 1917
Locality: Blackfeet Indian Reservation, northwestern Montana.
Horizon: Two Medicine Formation.
Biostratigraphy:
Age: Judithian age, Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
USNM 8024: Fragmentary carapace and plasteron, several vertebral centra, 1 humerus and fragments of other limb bones.
_____________________________________________________________________________________
GILMORE, 1946
Locality: Lizard locality in South Dragon Valley, Utah.
Horizon: North Horn Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
HILTON, 2003
Locality: Orange County, California.
Horizon: Ladd Formation.
Biostratigraphy:
Age: Turonian Stage, Uppermost Gallic Subepoch, Lowermost Gulf Epoch, to Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.
Material:
ETC = OCPC GC958122: 15 carapace fragments.
_____________________________________________________________________________________
HIRAYAMA, 1998
Locality: Kumamoto Prefecture, Kyushu Island, Western Japan.
Horizon: Mifune Group.
Biostratigraphy:
Age: Late Cretaceous.
Material:
MDM 1318:
MDM 1074 (KUE30):
_____________________________________________________________________________________
HIRAYAMA, 2002
Locality: Katsuyama, Fukui Prefecture, Honshu Island, Japan.
Horizon: Kitadani Formation, Akaiwa subgroup, Tetori Group.
Biostratigraphy:
Age: Berremian or Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Late Early Cretaceous.
Material:
FPDM-V109:
FPDM-V110:
FPDM-V111:
FPDM-V112:
FPDM-V113:
FPDM-V114:
FPDM-V115:
FPDM-V116:
FPDM-V117:
_____________________________________________________________________________________
HOGANSON, ERICKSON & GITMAN, 1994, HOGANSON & ERICKSON, 2004
Locality: Missouri River valley, North Dokata.
Horizon: Fox Hills Formation.
Note: Interfingering of Western Interior Seaway with the Hell Creek Formation.
Biostratigraphy:
Age: Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: A row of ornately sculptured tubercles.
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HOGANSON, ERICKSON & HOLLAND, 2007
Locality: UND locality RF132-79-1, Emmons County, North Dakota.
Horizon: Fox Hills Formation.
Note: Interfingering of Western Interior Seaway with the Hell Creek Formation.
Biostratigraphy:
Age: Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
UND-PC 15894: Ornately sculptured ossicle, probably limb armor.
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HOLYROD & HUTCHISON, 2002
Locality: V 86063, western North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
172286, 172294-172295, 172324:
Locality: V 86075, western North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
172395, 172417:
Locality: V 86096, western North Dakota.Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
172178:
Locality: V 86099, western North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
172373, 177854:
Locality: V 86101, western North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
172168:
Locality: V 86096, western North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
172149:
Locality: V-5003, S 1/2, Sec. 20, T37N, R64W, Lance Creek, Powder River Basin, Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
173392: Dentary fragment of a baby.
Localities: UCMP V-5616, Altman Blowout, this large blowout, site of the UCMP field-party camps form 1956 to 1960, is just east of the crest of the divide separating Lance Creek and Hancock Creek and 100 yards east of a dirt road. Fossils were found in anthills, talus, and sandstone exposed in the blowout, which is in the NE 1/4, Sec. 9, T37N, R64W, Eastern Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
72902:
Locality: UCMP V-5620, Lull Quarry, near the head of a tributary of Buck Creek, Powder River Basin, Niobrara County (Formerly Converse County), Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
72901:
Locality: UCMP V-5711, Bushy Tailed Blowout, Quarry area includes the floor of a small blowout approximately 10 yards northwest of the highest point on the ridge forming the northeastern side of the blowouts of loc. V-5003, S 1/2, Sec. 20, T37N, R64W, Lance Creek, Powder River Basin, Niobrara County, Wyoming.Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
72903:
Localities: UC Locality V-5718, Powder River Basin, Niobrara County (Formerly Converse County), Eastern Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
72900:
Locality: UCMP V-5820, Kent 484, found on the surface near the top of the east side of a small draw on the south side of the prominent hill northeast of the J. Krejci ranch house, Niobrara County (Formerly Converse County), Wyoming.Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
173434:
Locality: UCMP V65238, Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
73088:
Locality: UW V91009, Hanna Basin, Carbon County, Southcentral Wyoming.
Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
30528:
Locality: UW V92036, Hanna Basin, Carbon County, Southcentral Wyoming.Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
26592, 26593:
Locality: UW V92044, Hanna Basin, Carbon County, Southcentral Wyoming.Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
26586:
Locality: UW V93002, Hanna Basin, Carbon County, Southcentral Wyoming.Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
27220:
Locality: UW V93003, Hanna Basin, Carbon County, Southcentral Wyoming.
Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
25196:
Locality: UW V93012, Hanna Basin, Carbon County, Southcentral Wyoming.Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
26587:
Locality: UW V93026, Hanna Basin, Carbon County, Southcentral Wyoming.
Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
30593:
Locality: UW V93030, Hanna Basin, Carbon County, Southcentral Wyoming.
Horizon: Ferris Formation.
Biostratigraphy:
Age: Lancian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
27235:
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JERZKIEWICZ, CURRIE, EBERTH, JOHNSTON, KOSTER & ZHENG, 1993
Locality: Gate area, Bayan Mandahu, Urad Houqi, Inner Mongolia, China.
Horizon: Djadochta Formation.
Biostratigraphy:
Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: Fragmentary skeletons, two with skulls.
Locality: North canyon, Bayan Mandahu, Urad Houqi, Inner Mongolia, China.
Horizon: Djadochta Formation.
Biostratigraphy:
Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:.
Number: Not given:
Locality: Ulan Shandan, Bayan Mandahu, Urad Houqi, Inner Mongolia, China.Horizon: Djadochta Formation.
Biostratigraphy:
Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
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LANGSTON, STANDHARDT & STEVENS, 1989
Locality: Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
Locality: Big Bend National Park, Brewster County, Texas.
Horizon: Lower Tornillo.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
NESOV, 1984
Locality: Chodzhakul Lake Locality, western Sultanuvais Ridge, Uzbekistan.
Horizon: Lower or middle Chodzhakul Formation.
Biostratigraphy:
Age: Upper Albian Stage, Middle Gallic Subepoch, Uppermost Early Cretaceous Epoch, Early Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
RYAN, 2003
Locality: Milk River Ridge Reservoir BB1998, near Warner, Alberta Provine, Canada.
Horizon: Lowermost Oldman Formation, middle Judith River Group.
Biostratigraphy:
Age: Judithian age, Middle Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
RTMP 92.30.251: Scute.
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SAHNI, 1972
Locality: Montana.
Horizon: Judith River Formation.
Biostratigraphy:
Age: Judithian age, Late Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: Fragmentary shell fragments.
_____________________________________________________________________________________
SANKEY, 2006
Locality: LSUMNS VL-726, Rattlesnake Mountain Microsite, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
LSUMNS 17699, 17710, 17708: Shell fragments.
Locality: LSUMNS VL-746, Rattlesnake Mountain Microsite, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
LSUMNS 17610, 17618, 17696, 17698: Shell fragments.
Locality: LSUMNS VL-833, Rattlesnake Mountain Microsite, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
LSUMNS 17701: Shell fragments.
Locality: LSUMNS VL-834, Rattlesnake Mountain Microsite, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
LSUMNS 17704, 17706, 17607: Shell fragments.
Locality: LSUMNS VL-841, Rattlesnake Mountain Microsite, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
LSUMNS 8356: 1st costal.
LSUMNS 8302:
Locality: LSUMNS VL-842, Rattlesnake Mountain Microsite, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
LSUMNS 183--, 8302: Shell fragments.
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STADTMAN, CHURE, SCHEETZ & BRITT, 1999
Locality: GRSDT, Grand Staircase-Escalante National Monument, Kane County, Utah.
Horizon: Kaiparowits Formation.
Biostratigraphy:
Age: Judithian age, Late Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: 2 shells, 1 with girdles and limb fragments.
_____________________________________________________________________________________
STEIN, 2021
Locality: Tooth Draw Deposit, Butte County, South Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
TD-09-005: Marginal.
Number: Not given: Shell and appendicular elements.
_____________________________________________________________________________________
TRIEBOLD, 1997
STENERSON & O’CONNER, 1994
Locality: Northwestern South Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
SUKHAHOV & NARMANDAKH, 1974
Locality:
Horizon:
Biostratigraphy:
Age:
Material:
PIN 3459-1: Fragmentary shell.
PIN 3459-2:
_____________________________________________________________________________________
= Basilemys? SUZUKI & WATABE, 2000b
Locality: Bayan Zag (= Bayn Dzak, Shabarakh Usu GILMORE, 1943), Ömnögov (South Gobi), Mongolia.
Horizon: Djadochta Formation.
Biostratigraphy:
Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
Field number 98026 BDz Turtle NAR:
_____________________________________________________________________________________
TOKARYK, 2002, TOKARYK & BYRANT, 2004
Locality: SMNH Locality 72F07-0022, in the Frenchman River valley, 215 miles southwest of Regina, near the North Dakota Border, Saskatchewan Province, Canada.
Horizon: Frenchman Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch,
Upper Gulf Epoch, Late Cretaceous.
Note: 28.3 m below the K-T boundary.
Material:
SMNH P2523.292: Tibia.
_____________________________________________________________________________________
TOKUNAGA & SHIMIZU
Locality: The upper reaches of Sakurazawa in Oriki, Hironomura, Oshima Island, Japan.
Horizon: Lower Futaba Beds.
Biostratigraphy:
Age: Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
VARRICCHIO, 1995
Locality: Jack’s Birthday Site, located along Badger Creek, within the
Blackfeet Indian Reservation,
Glacier County, Montana.
Horizon: Two Medicine Formation.
Biostratigraphy:
Age: Judithian age, Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
Number: Not given:
_____________________________________________________________________________________
WHITMORE, 1988
Locality: SDSM Locality V851, Zerbst Locality, east of the Cheyenne River,
Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
SDSM 12480: 2 peripheral fragments.
SDSM 12481: 3 costal fragments.
SDSM 12482: 2 miscellaneous carapace or plasteron fragments.
Locality: SDSM Locality V852, Hanson Locality, Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
SDSM 12483: 6 miscellaneous carapace and plastron fragments.
_____________________________________________________________________________________
WINCHESTER, HARES, RUSSELL LLOYD & PARKS, 1916
Locality: F 11, NE 1/4, sec. 2, T19N, R4E, South Dakota.
Horizon: Lower Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
Locality: F 8, Center of sec. 36, T17N, R3E, South Dakota.Horizon: Lower Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: