Onefour [Dinosaur Park] (Cretaceous of Canada)

Where: Alberta, Canada (49.1° N, 110.5° W: paleocoordinates 56.2° N, 76.0° W)

• coordinate based on political unit

• small collection-level geographic resolution

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

• upper part of formation, within 20 m of Lethbridge Coal Zone (top of Fm.)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected in 1998; reposited in the TMP

Collection methods: quarrying, mechanical,

Primary reference: R. B. Holmes, C. A. Forster, M. J. Ryan and K. M. Shepherd. 2001. A new species of Chasmosaurus (Dinosauria: Ceratopsia) from the Dinosaur Park Formation of southern Alberta. Canadian Journal of Earth Sciences 38:1423-1438 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 86515: authorized by Matthew Carrano, entered by Matthew Carrano on 05.02.2009, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines - Trionychidae
"Aspideretoides splendidus" = Axestemys splendidus
"Aspideretoides splendidus" = Axestemys splendidus Hay 1908 softshell turtle
 Testudines - Pantrionychidae
Aspideretoides foveatus Leidy 1856 turtle
 Ornithischia - Ceratopsidae
"Chasmosaurus irvinensis" = Vagaceratops irvinensis
"Chasmosaurus irvinensis" = Vagaceratops irvinensis Holmes et al. 2001 ceratopsid
RTMP 98.102.8