PBDB Collection

Headquarters South (Triassic of the United States)

Also known as MOTT 3898

Where: Garza County, Texas (33.5° N, 101.4° W: paleocoordinates 8.2° N, 41.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: 12-13 Member (Cooper Canyon Formation), Norian (228.0 - 208.5 Ma)

Environment/lithology: terrestrial; siliciclastic sediments

Size classes: macrofossils, mesofossils

Primary reference: V. Sarıgül. 2017. New theropod fossils from the Upper Triassic Dockum Group of Texas, USA, and a brief overview of the Dockum theropod diversity. PaleoBios 34:1-18 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 196354: authorized by Alex Dunhill, entered by Bethany Allen on 10.09.2018, edited by Bryan Gee

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Reptilia
Diapsida -	Archosauromorpha indet.¹, Archosauriformes indet.¹ Archosauromorpha indet.¹ Huene 1946 archosauromorph TTU-P 11277, right humerus Archosauriformes indet.¹ Gauthier 1986 archosauromorph TTU-P 11410D, right humerus (proximal end)
Ornithodira -	Ornithodira indet.¹ Ornithodira indet.¹ Gauthier 1986 ornithodiran TTU-P 11412A, right tibia (proximal end)
Lagerpetidae - Lagerpetidae	Lagerpetidae indet.¹, Dromomeron sp.², Dromomeron romeri² Lagerpetidae indet.¹ ornithodiran TTU-P 11877, right femur (proximal end); TTU-P 11282, right femur (proximal end); TTU-P 10866, left femur (proximal end) Dromomeron sp.² Irmis et al. 2007 ornithodiran TTUP12539X, partial femur Dromomeron romeri² Irmis et al. 2007 ornithodiran TTUP12537X, partial tibia
Dinosauromorpha -	Dinosauromorpha indet.¹, Dinosauriformes indet.¹ Dinosauromorpha indet.¹ Benton 1985 ornithodiran TTU-P 11412E, left tibia (proximal end) Dinosauriformes indet.¹ Novas 1992 ornithodiran TTU-P 11412B, left tibia (distal end)
Dinosauria -	Dinosauria indet.¹ Dinosauria indet.¹ Owen 1842 dinosaur TTU-P 11289, left tibia (proximal end); TTU-P 11412D, right tibia (proximal end); TTU-P 11405B, right tibia (distal end)
Theropoda -	Theropoda indet.¹, Neotheropoda indet. Theropoda indet.¹ Marsh 1881 theropod TTU-P 11405A, left tibia (proximal end), TTU-P 11397A, left tibia (proximal end) Neotheropoda indet. Bakker 1986 neotheropod TTU-P14786, partial tibia
Theropoda - Herrerasauridae	Herrerasauridae indet. Herrerasauridae indet. Benedetto 1973 herrerasaurid TTU-P12531X, partial femur
Saurischia -	Saurischia indet.¹ Saurischia indet.¹ saurischian TTU-P 11412C, right tibia (distal end); TTU-P 11409C, left femur (distal end); TTU-P 11274, right femur (distal end)
Pseudosuchia -	Pseudosuchia indet.¹ Pseudosuchia indet.¹ Zittel 1890 archosaur TTU-P 11290, right tibia (proximal end); TTU-P 11396A, left tibia (proximal end); TTU-P 11396B, right tibia (proximal end); TTU-P 11412F, right tibia (proximal end); TTU-P 11412G, right tibia (proximal end); TTU-P 11398, left tibia; TTU-P 11397B, right tibia(distal end)
Pseudosuchia - Shuvosauridae	Shuvosauridae indet.¹ Shuvosauridae indet.¹ archosaur TTU-P 11411B, left femur (proximal end); TTU-P 11411C, left femur (proximal end); TTU-P 11272, right femur (proximal end)
Pseudosuchia -	Paracrocodylomorpha indet.¹, Poposauroidea indet.¹ Paracrocodylomorpha indet.¹ Parrish 1993 archosaur TTU-P 11411E, right femur (proximal end); TTU-P 11409A, left femur (distal end); TTU-P 11409B, right femur (distal end); TTU-P 11283, left femur (distal end); TTU-P 11284, left femur (distal end); TTU-P 10845, left femur (distal end) Poposauroidea indet.¹ Nopcsa 1923 archosaur TTU-P 11411A, left femur (proximal end)

¹Lessner et al. 2018; ²Sarıgül 2016