Wood Mountain, Rocky Creek (Cretaceous of Canada)

Also known as L&W locality 13, Morgan Creek, Grasslands National Park

Where: Saskatchewan, Canada (49.0° N, 106.6° W: paleocoordinates 55.7° N, 78.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Frenchman Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• from "various levels" in the "Lance"

•Frenchman Fm. was originally included within the overlying Ravenscrag Fm., but the two are now separate. Frenchman Fm. is Maastrichtian and Ravenscrag is Danian (see Eberth et al. 2019)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; claystone and sandstone

Size classes: macrofossils, mesofossils

Collected by C. M. Sternberg in 1921

Collection methods: quarrying, mechanical,

Primary reference: C. M. Sternberg. 1924. Report on a collection of vertebrates from Wood Mountain, southern Saskatchewan, collected by C. M. Sternberg, 1921. Canada Department of Mines Geological Survey Bulletin (Geological Series) 38(43):27-28 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 45675: authorized by Matthew Carrano, entered by Matthew Carrano on 22.11.2004, edited by Terri Cleary and John Alroy

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Ceratopsidae
Triceratops sp. Marsh 1889 ceratopsid
Triceratops ? prorsus Marsh 1890 ceratopsid
 Ornithischia - Hadrosauridae
"Thespesius saskatchewanensis n. sp." = Edmontosaurus annectens6
"Thespesius saskatchewanensis n. sp." = Edmontosaurus annectens6 Marsh 1892 hadrosaurine
"new species"
 Ornithischia -
Thescelosaurus neglectus Gilmore 1913 ornithopod
NMC 9493, 9507
 Theropoda -
Theropoda indet.3 theropod
"carnivorous dinosaur (undescribed)"; NMC 8504
 Theropoda - Ornithomimidae
Ornithomimus sp. Marsh 1890 ornithomimid
 Loricata -
Crocodylia indet.1 crocodilian
 Choristodera -
Champsosaurus sp. Cope 1876 choristodere
 Sauria -
Sauria indet. diapsid
"unnamed lizard"
 Testudinata - Baenidae
? Thescelus sp. Hay 1908 turtle
Baena "sp. 1" Leidy 1870 turtle
Baena "sp. 2" Leidy 1870 turtle
 Testudines - Adocidae
Adocus sp. Cope 1868 turtle
 Testudines - Nanhsiungchelyidae
Basilemys sp. Hay 1902 turtle
 Testudines - Trionychidae
Trionychinae indet.2 Gray 1825 softshell turtle
 Squamata -
Iguanavus sp. Marsh 1872 lizard
 Squamata - Teiidae
Lanceosaurus hatcheri4 Gilmore 1928 squamates
GSC 2911, fragmentary dentary with teeth
Amphibia
 Caudata - Urodela
Scapherpeton tectum Cope 1876 salamander
Actinopteri
 Lepisosteiformes - Lepisosteidae
 Amiiformes - Amiidae
 Acanthomorphata - Sciaenidae
Platacodon sp.5 Marsh 1889
Chondrichthyes
 Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876 guitarfish