west bank of Blanco River, northern breaks (Triassic to of the United States)

Where: Crosby County, Texas (33.6° N, 101.1° W: paleocoordinates 6.3° N, 39.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Tecovas Formation (Dockum Group), Carnian to Carnian (237.0 - 208.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; yellow claystone

• "a light cream-colored clay"

Size class: macrofossils

Collected by E. C. Case; reposited in the UMMP

Collection methods: surface (in situ), mechanical,

Primary reference: E. C. Case. 1922. New reptiles and stegocephalians from the Upper Triassic of western Texas. Carnegie Institute of Washington Publication 221:1-84 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 71979: authorized by Matthew Carrano, entered by Matthew Carrano on 18.05.2007, edited by Richard Butler

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Dinosauria -
Dinosauria indet.1
Dinosauria indet.1 dinosaur
teeth; UMMP 3396, femur
 Theropoda - Coelophysidae
? Coelophysis sp.1
? Coelophysis sp.1 Cope 1889 coelophysoid
2680, tooth; 9805, caudal vertebra
 Theropoda - Herrerasauridae
Caseosaurus crosbyensis n. gen. n. sp.3
Caseosaurus crosbyensis n. gen. n. sp.3 Hunt et al. 1998 herrerasaurid
UMMP 8870, ilium
 Pseudosuchia - Stagonolepididae
Stagonolepididae indet.2
Stagonolepididae indet.2 aetosaur
UMMP 7277, vertebrae (orig. ID Coelophysis)
 Phytosauria - Parasuchidae
"Phytosauridae indet." = Mystriosuchinae2
"Phytosauridae indet." = Mystriosuchinae2 von Huene 1915 archosaur
UMMP 7473, posterior part of skull (orig. ID Coelophysis)
 Diapsida - Trilophosauridae
Spinosuchus caseanus n. gen. n. sp.2
Spinosuchus caseanus n. gen. n. sp.2 Huene 1932 archosauromorph
UMMP 7507, presacral vertebral column
1Case 1927; 2Huene 1932; 3Hunt et al. 1998