Species: piger GILMORE, 1928 (not type of Odaxosaurus)
Etymology:
= Peltosaurus piger GILMORE, 1928

USNM 10687

Locality: "Peterson's Quarry," Lance Creek, Niobrara County, Wyoming.

Horizon: Lance Formation.

Biostratigraphy:

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

Material: Posterior portion of a right dentary with 6 posterior teeth.

Referred material:

USNM 10801, 10804, AMMH 114: Dentaries.

 

BRYANT, 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 128866: Dentary.

UCMP 120185: Dentary.

 

ESTES, 1964

Locality: UCMP 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: A few unnumbered specimens.

Localities: UC 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 Gulf Epoch, Late Cretaceous.

Material: A few unnumbered specimens.

 

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:

UCMP 45935, 46037, 46038, 46072, 46089, 46096, 46607, 46611, 47753-47768, 49921-49933, 49959, 49992, 50030, 56056: Dentaries and maxillae.

UCMP 46624: Parietal.

UCMP 61414: Osteoscute.

Many unnumbered scutes, dentaries and maxillae.

 

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:

UCMP 49791-49790, 49821, 54204, 54208: Dentaries and maxillae.

 

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:

UCMP 50039: Dentary.

UCMP 50044: Dentary.

 

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, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: A few unnumbered specimens.

 

BREITHAUPT, 1982

Locality: 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 14251-14254, 15014: Left maxillary fragments.

UW 14255, 15015: Left dentary fragments.

UW 14256-14261: Dentary fragments.

UW 14262: Dermal scutes.

 

CARPENTER, 1979

Locality: Central Weld County, Colorado.

Horizon: Laramie Formation.

Biostratigraphy:

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

Material:

UCM 38750: Anterior tip of right dentary.

UCM 18749: Scute.

UCM 18529: Scute.

 

ESTES, BERBERIAN & MESZOELY, 1969

Locality, McCone County, Montana.

Horizon: Hell Creek Formation.

Biostratigraphy:

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

Material:

AMNH:

KU;

YPM:

UA:

 

Locality: Natron County, Montana.

Horizon: "Mesaverde" Formation.

Biostratigraphy:

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

Material:

Number: Not given: A few specimens.

 

GAO & FOX, 1996

Locality: KUA-3, Stettler County, Alberta Province, Canada.

Horizon: Scollard Formation, Uppermost Edmonton Group.

Biostratigraphy:

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

Material:

UALVP 33381: Dentary.

 

Locality: Wounded Knee Locality, Frenchman River Valley, Southwestern Saskatchewan Province, Canada.

Horizon: Frenchman Formation.

Biostratigraphy:

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

Material:

UALVP 33382: Maxillary.

 

MILLER, 1996

Number: Not given:

Locality: Big Bend National Park, Brewster County, Texas.

Horizon: Terlingua Local Fauna.

Biostratigraphy:

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

Material:

Number: Not given: Scutes.

NYDAM, ROWE & CIFELLI, 2013

Locality: Terlingual local fauna, OMNH V58/TMM 43057, lies 8 km NNE of Study Butte, Brewster County, Texas.

Horizon: Aguja Formation.

Biostratigraphy:

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

Material:

OMNH 30877: Partial left dentary.

TMM 43057-61: Partial left maxilla.

TMM 43057-278: Partial right maxilla.

TMM 43057-279: Partial right maxilla.

TMM 43057-281: Partial left dentary.

 

SAHNI, 1972

Locality: Clambank Hollow, just north of the Judith River on the Missouri River in north-central Montana.

Horizon: Judith River Formation.

Biostratigraphy:

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

Material:

AMNH 8494: Right dentary.

AMNH 8495: Maxillary fragment.

 

WROBLEWSKI,1998

Locality: Western Hanna Basin, Carbon County, South-central Wyoming.

Horizon: Ferris Formation.

Biostratigraphy:

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

Material:

Number: Not given.

= Odaxosaurus obliquus GILMORE, 1928
Etymology:

Holotype: UNSM 10751

Locality: Lance Creek, Niobrara County, Wyoming.

Horizon: Lance Formation.

Biostratigraphy:

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

Material: Median portion of right dentary containing 4 complete teeth.

 

= Peltosaurus prisci ESTES, 1964
Etymology:

Holotype:

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

 

= Pancelosaurus piger (GILMORE, 1928) MESZOELY, 1970
Etymology:

Locality: "Peterson's quarry", Lance Creek, Niobrara County, Wyoming.

Horizon: Lance Formation.

Biostratigraphy:

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

Material:

UC 49772: Maxilla.

UC 47756: 7 left posterior dentary teeth and dentary.

Referred material:

Locality: Bug Creek Anthills Local Fauna, Montana.

Horizon: Hell Creek Formation.

Biostratigraphy:

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

Material:

UC 61414: Right frontal, osteoscute.

MCZ 7356: Frontal.

 

BREITHAUPT, 1985

Locality: Wyoming.

Horizon: "Mesaverde" Formation.

Biostratigraphy:

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

Material:

Number: Not given:

_____________________________________________________________________________________

Species: priscus GAO & FOX, 1996
Etymology: Latin, priscus, meaning “former, aboriginal”.

Holotype: UALVP 29896

Locality: Near Irvine, Sec. 31, Tp11, R2, W4, about 40 km east of Medicine Hat, Cypress County, Southeastern, Alberta Province, Canada.

Horizon: Oldman Formation, middle Judith River Group.

Biostratigraphy:

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

Material: Incomplete right dentary with 8 teeth and spaces for 6 others.

Referred material:

Locality: Railway Grade Locality, Southeastern Alberta Province, Canada.

Horizon: Oldman Formation, middle Judith River Group.

Biostratigraphy:

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

Material:

UALVP 29891: Maxillary.

 

Locality: Irvine Locality, Southeastern, Alberta Province, Canada.

Horizon: Oldman Formation, middle Judith River Group.

Biostratigraphy:

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

Material:

UALVP 29892, 29893-29895: Maxillaries.

UALVP 29897-29903, 33380: Dentaries.