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 14121: Plasteron fragment.

UW 14122: Neural fragments.

UW 14123: Hypoplaston fragment.

UW 14124: Marginal fragments.

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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 130002: Hyoplastra.

UCMP 130092: Hypoplastron.

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GILMORE, 1916

Locality: 5 miles northeast of Pina Veta China, San Juan Basin, New Mexico.

Horizon: Lower Kirtland Formation.

Biostratigraphy:

Age: Kirtlandian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

USNM 8350: Hypoplastral.

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HOLRYOD & HUTCHISON, 2002

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:

173441:
Note: Plastomeninae?

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:

173418:

 

Locality: UCMP V-5817, False Disciple Point, cross-stratified sandstone and sandy shales cropping out on the top of the northern end of a long, northwestward-trending ridge that extends from the crest of the divide between the Hancock and Lance Creek drainages, 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:

173426:

 

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:

173435:
Note: Plastomeninae A.

 

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:

173431:
Note: Plastomenine A.

 

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:

27383:
Note: cf. Plastomerinae

25180:
Note: Plastomeninae, Trionychidae, Adocus

 

Locality: UW V92010, 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:

27222:
Note: Plastomeninae

 

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:

27388:
Note: Plastomeninae.

 

 

Locality: UW V93007, 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:

27389:
Note: Plastomeninae.

 

Locality: UW V93008, 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:

30606:

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HUTCHISON & HOLROYD, 2003

Locality: DMNH 1513, Denver Basin, Colorado.

Horizon: Denver Formation, D1 sequence.

Biostratigraphy:

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

Material:

DMNH 45109: Costal fragment.

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= cf. Plastomenus sp JASINSKI, SULLIVAN & LUCAS, 2011

Locality: San Juan Basin, New Mexico.

Horizon: Naashoibito Member, Ojo Alamo Formation.

Biostratigraphy: Alamo Wash Local Fauna.

Age: Late-early or earliest Late Maastrichtian Stage, Uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

SMP VP-2517: Nearly complete right parietal.

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MATEER, 1981

Locality: North flank of Ah-shi-sle-pah Wash, T22N, R11W, San Juan County, New Mexico.

Horizon: Kirtland Shale, below Naashoibito Member.

Biostratigraphy:

Age: Kirtlandian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

PMU.R30: Carapace.

PMU.R31: Plastron.

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McCORD, 1997, McCORD, TEGOWSKI & SCARBOROUGH, 2002

Localites: MSM 90-80, UALB 31, UALP 56, Adobe Canyon, Santa Rita Mountains, Santa Cruz County, Arizona.

Horizon: Fort Crittenden Formation.

Biostratigraphy:

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

Material:

MSM p3229, UALP 1915, ASDM 1966: Distal pleural fragments.

UALP 1909: Hyo or hypo plastron fagment.

ASDM 1090: Pleural.

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MILLER, 1963

Locality: Southern Arizona.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

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SULLIVAN, 2006

Locality: Bob's Bloody Bluff, SMP locality 396, Ah-Shi-Sle-Pah Wilderness Study Area, San Juan Basin, San Juan County, New Mexico.

Horizon: Fossil Forest Member, Fruitland Formation.

Biostratigraphy:

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

Material:

SMP VP-1685: Incomplete xiphilastron

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WROBLEWSKI,1998

Locality: Western 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:

Number: Not given: