RTMP Quarry 158 (Cretaceous of Canada)

Where: Alberta, Canada (50.8° N, 111.6° W: paleocoordinates 58.1° N, 76.1° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Dinosaur Park Formation (Belly River Group), Late/Upper Campanian (83.5 - 70.6 Ma)

• "upper part of the Judith River (Oldman) Formation"; later reinterpreted as Dinosaur Park Formation (e.g. Godfrey & Currie 2005)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray siltstone and white sandstone

• pterosaur bones are found at the contact of a dark grey siltstone below and a white, cross-bedded sandstone above

Size classes: macrofossils, mesofossils

Collected by D. A. Russell & P. Currie in 1980; reposited in the TMP

Collection methods: surface (float), surface (in situ),

• PMA: Provincial Museum of Alberta

Primary reference: P. J. Currie and D. A. Russell. 1982. A giant pterosaur (Reptilia: Archosauria) from the Judith River (Oldman) Formation of Alberta. Canadian Journal of Earth Sciences 19:894-897 [J. Alroy/E. Leckey/E. Leckey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36264: authorized by John Alroy, entered by Erin Leckey on 22.01.2004, edited by Richard Butler, John Alroy and Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Acipenseriformes - Acipenseridae
Acipenser sp. Linnaeus 1758 sturgeon
Reptilia
 Testudines - Trionychidae
Trionychinae indet.1 softshell turtle
 Testudines - Baenidae
 Testudines - Nanhsiungchelyidae
Basilemys sp. Hay 1902 turtle
 Theropoda -
Theropoda indet. theropod
small
 Avetheropoda - Tyrannosauridae
Tyrannosauridae indet. Osborn 1906 tyrannosaurid
 Avetheropoda - Ornithomimidae
Ornithomimidae indet. Marsh 1890 ornithomimid
 Ornithischia - Ankylosauridae
Ankylosauridae indet. Brown 1908 ornithischian
 Neornithischia - Ceratopsidae
Ceratopsidae indet. Marsh 1888 ceratopsid
 Neornithischia - Hadrosauridae
Hadrosauridae indet. Cope 1869 hadrosaurid
 Pterosauria - Azhdarchidae
Azhdarchidae indet.2 pterosaur
P80.16.1367, femur
 Choristodera -
Champsosaurus sp. Cope 1876 choristodere
unclassified
  -
Plantae indet. Haeckel 1866
"petrified log"