Thornhill, Vermilion River Formation (Cretaceous of Canada)

Where: Manitoba, Canada (49.0° N, 98.0° W: paleocoordinates 53.1° N, 62.0° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Pembina Member (Vermilion River Formation), Campanian (83.6 - 72.1 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; black, gray shale and argillaceous ash

• The Pembina member consists of dark gray or black shales separated by thick bentonite beds.

Primary reference: D. Bardack. 1968. Fossil vertebrates from the marine Cretaceous of Manitoba. Canadian Journal of Earth Sciences 5:145-153 [J. Alroy/E. Leckey/E. Leckey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36746: authorized by John Alroy, entered by Erin Leckey on 12.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Ananogmius sp.
head and vertebral column
Reptilia
 Testudines -
"Toxochelys browni" = Toxochelys latiremis
"Toxochelys browni" = Toxochelys latiremis Cope 1873 turtle
anterior limb
Aves
 Hesperornithiformes - Hesperornithidae
Hesperornis regalis Marsh 1872 bird
right femur
Reptilia
 Squamata - Mosasauridae
Platecarpus sp. Cope 1869 mosasaur
anterior end of upper and lower jaws
 Sauropterygia - Polycotylidae
"Dolichorhynchops kirki" = Trinacromerum kirki
"Dolichorhynchops kirki" = Trinacromerum kirki Russell 1935 plesiosaur
vertebrae