Invertebrates
Didymoceras stevensoni pulling its body into its shell.

Placenticeras catching a fish
Labyrinthodons

Eryops attacking a Diplocaulus
Diapsida

Hypuronector limnaios
Dinosaurs

Ischigualasto Formation; Two Herrerasaurus ischigualastensis, Scaphonyx sanjuanensis and Venaticosuchus rusconii
 Noasaurus leali

Masiakasaurus knopfleri SAMPSON, CARRANO & FORSTER, 2001

Garudimimus brevipes

Harpymimus okladnikovi

Chirostenotes pergracilis ROM 42350

Ceratosaurus

Juvenile Tyrannosaurus rex's; Top Stygivenator molnari, bottom, Dinotyrannus megagracilis.

3 Therizinosaurs, top Alxasaurus elesitaiensis; middle Neimongosaurus yangi; bottom Nothronychus mckinleyi, all to the same scale. Scale bar 1 m.

Yandangornia longicaudus

Top is Protohadros byrdi, bottom Eolambia caroljonesa

Top, Ankylosaurus, Bottom, Panoplosaurus
Crocodiliforms

Stomatosuchus inermis

Sarcosuchus imperator
Top two are ventral and dorsal view of the type skull, the bottom three are from Sereno et al, 2001
Sarcosuchus imperator

Simosuchus clarki
Some old drawings (12 years)

Deinosuchus
Some of the very first Pipestone Creek Pachyrhinosaurus drawings

Top Pipestone creek (convex boss), bottom Type of Pachyrhinosaurus canadensis

Top Pipestone creek (concave), bottom, referred material from Scabby Butte, P. canadensis.


