Deadhorse Coulee, Locality 5 (Cretaceous of Canada)

Also known as Black Coulee

Where: Alberta, Canada (49.1° N, 111.4° W: paleocoordinates 54.3° N, 73.3° W)

• coordinate stated in text

• local area-level geographic resolution

When: Deadhorse Coulee Member (Milk River Formation), Late/Upper Santonian (85.8 - 83.5 Ma)

• about 50 feet above "lower Milk River sandstone"

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collected by L. S. Russell in 1934

Collection methods: surface (float),

• collection of isolated teeth by L. S. Russell

Primary reference: L. S. Russell. 1935. Fauna of the upper Milk River Beds, southern Alberta. Transactions of the Royal Society of Canada, series 3 4(29):115-128 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 48834: authorized by Matthew Carrano, entered by Matthew Carrano on 30.03.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Lepisosteiformes - Lepisosteidae
Lepisosteus sp. Agassiz 1843 gar
Reptilia
 Theropoda - Tyrannosauridae
"Deinodontidae indet." = Tyrannosauridae
"Deinodontidae indet." = Tyrannosauridae Osborn 1906 tyrannosaurid
 Theropoda - Ornithomimidae
Ornithomimidae indet. Marsh 1890 ornithomimid
phalanx
 Ornithischia -
cf. Palaeoscincus sp. Leidy 1856 ankylosaur
 Ornithischia - Ceratopsidae
cf. Brachyceratops sp. Gilmore 1914 ceratopsid
 Ornithischia - Hadrosauridae
? Kritosaurus sp. Brown 1910 hadrosaurine
 Loricata -
"Crocodilia indet." = Crocodylia
"Crocodilia indet." = Crocodylia Owen 1842 crocodilian
 Squamata -
Lacertilia indet. lizard
dentary
 Testudinata -
Compsemys sp. Leidy 1856 turtle
 Testudines - Nanhsiungchelyidae
Basilemys sp. Hay 1902 turtle
 Testudines - Trionychidae
? Aspideretes sp. Hay 1904 softshell turtle
 Testudines -
"Chelonia indet." = Testudines
"Chelonia indet." = Testudines Batsch 1788 turtle
Chondrichthyes
 Rajiformes - Rhinobatidae
Myledaphus sp. Cope 1876 guitarfish