Gen sp indet.

BRINKMAN & RODRIGUEZ DE LA ROSA, 2006

Locality: Las Aguilas Locality, north of Presa San Antonio near the small town of Porvenir de Jalpa, Coahuila State, Mexico.

Horizon: Cerro Del Pueblo Formation.

Biostratigraphy:

AGe: Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material:

SEPCP 48/485: Hyoplastron.

SEPCP 48/486: Hypoplastron.

Number: Not given: Peripherals 2 and 4 to 6.

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BYRANT, 1990

Locality: Eastern Montana.

Horizon: Hell Creek Formation.

Biostratigraphy:

Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 117384: Hypoplastron.

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HOLYROD & HUTCHISON, 2002

Locality: V 86050, western North Dakota.

Horizon: Hell Creek Formation.

Biostratigraphy:

Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.

Material:

177929:


Locality: V 86051, western North Dakota.

Horizon: Hell Creek Formation.

Biostratigraphy:

Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.

Material:

177960:


Locality: V 86095, western North Dakota.

Horizon: Hell Creek Formation.

Biostratigraphy:

Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

172196, 177880-177881, 177891-177892:


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:

137359, 137369:


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:

125762:


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:

173416:


Locality: UCMP V-5815, Hatcher Number 2, western side of a cross-stratified sandstone erosional remnant near the center of a large blowout on the crest of a ridge, the distance form the nearest point on the road, approximately 150 yards south of the quarry, to the Johnson ranch is 0.4 miles, 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:

173422:


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:

73079:

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HUTCHISON, KNELL, & BRINKMAN, 2013

Locality: UCMP V93013, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194297: Distal end of a costal.

 

Locality: UCMP V93072, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194212: peripheral from just adjacent to bridge.

 

Locality: UCMP V93088, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 19426: Medial portion of hyplastron.

 

Locality: UCMP V93094, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194262: Medial portion of hypoplastron.

 

Locality: UCMP V93095, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 193269: Well preserved posterior peripheral, probably the ninth.

 

Locality: UCMP V93098, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194278: 8 shell fragments including a bridge peripheral and a neural.

UCMP 194284: 8 shell fragments including the lateral end of a hyoplastron and the proximal end of a costal.

 

Locality: UCMP V93108, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194308: Lateral end of hypoplastron.

 

Locality: UCMP V93111, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194313: Fragments including a nearly complete costal and bridge peripheral.

 

Locality: UCMP V93117, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194320: Ninth peripheral.

 

Locality: UCMP V93120, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194324: Proximal end of costal.

 

Locality: UCMP V94038, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194341: 4 pieces including the media end of the hyoplastron and a second peripheral.

 

Locality: UCMP V94041, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194069: 2 hypoplastra, 1 missing the lateral edge, adn 1 missing the medial portion, and the complte bridge peripheral.

UCMP 194531: Complete hypoplastron.

 

Locality: UCMP V94050, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194088: 2 neurals.

 

Locality: UCMP V94061, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194009: 3 pieces including the medial end of costal.

 

Locality: UCMP V95083, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194123: A complete but eroaded hypoplastron.

 

Locality: UCMP V95085, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194436, 194437: Epiplastron,

UCMP 194440: Hyoplastron fragments.

UCMP 194442: 7 hypoplastron fragments.

UCMP 194443: Peripheral 2.

UCMP 194454: Peripheral 10 fragment.

UCMP 194445-194457: Neurals.

UCMP 194458: 2 cosatal 1 proximal ends.

UCMP 194459: Shell fragments.

 

Locality: UCMP V95090, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194145: Lateral end of hypoplastron.

 

Locality: UCMP V95092, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194157: 3 small shell fragments, including the proximal end of a costal.

 

Locality: UCMP V98054, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194197: Shell fragments, including partial costals and a peripheral.

 

Locality: UCMP V99831, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194364: Hypoplastron.

UCMP 194460: 6 hypoplastron fragments.

UCMP 194461: Peripheral 4.

UCMP 194462-194465: Peripheral 5.

UCMP 194466, 194467: Peripheral 9.

UCMP 199468: Peripheral fragment.

UCMP 199469: Neural.

UCMP 194470: Costal 1 fragment.

UCMP 194471: Costal 8.

UCMP 194472: 19 costal fragments.

UCMP 194493: Peripheral 7.

 

Locality: UCMP V99833, Grand Staircase, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UCMP 194473: 3 hypoplastron fragments.

UCMP 194474: 4 hypoplastron fragments.

UCMP 194475: Anterior half of xiphiplastron.

UCMP 194476: Nuchal fragment.

UCMP 194477: 3 peripheral 4 fragments.

UCMP 194478: Peripheral 5 fragment.

UCMP 194479: Peripheral 7.

UCMP 194480: Peripheral 7 fragment.

UCMP 194481-194485: Peripheral 9.

UCMP 194486: Peripheral fragments.

UCMP 194488: 3 costal fragments.

UCMP 194489, 194490: Costal 7 fragments.

UCMP 194491: Proximal end of costal 8.

UCMP 19442: 17 costal 2, 4 or 6 fragments.

UCMP 19443: 13 costal 3, 5, or 7 fragments.

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RODRIGUEZ-DE LA ROSA, 1996

Locality: Coahuila State, Mexico.

Horizon: Cerro del Pueblo Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Number: Not given:

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RODRIGUEZ-DE LA ROSA & CEVALLOS-FERRIZ, 1998

Locality: El Pelillal locality, Southestern Coahuila State, Mexico.

Horizon: Cerro del Pueblo Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

IGM-7684-7694: A single neuarl plate, 4 costals, 9 peripherals, 2 pygals, and 5 plastron fragments.