Upper Sunday Canyon locality (Triassic to of the United States)

Where: Randall County, Texas (35.0° N, 101.7° W: paleocoordinates 7.7° N, 40.0° W)

• coordinate stated in text

• outcrop-level geographic resolution

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

• upper fossiliferous level

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; micaceous, gray siltstone

• siltstone, laminated, with biotite and muscovite mica, light gray

Size classes: macrofossils, mesofossils

Primary reference: P. A. Murry. 1989. Geology and paleontology of the Dockum Formation (Upper Triassic), west Texas and eastern New Mexico. In S. G. Lucas and A. P. Hunt (eds.), Dawn of the Age of Dinosaurs in the American Southwest, New Mexico Museum of Natural History, Albuquerque 102-144 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 84270: authorized by Matthew Carrano, entered by Matthew Carrano on 02.10.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Angiospermae
 Mesangiosperms - Arecaceae
Sanmiguelia sp.
Sanmiguelia sp. Brown 1956 palm
Actinopteri
 Semionotiformes - Semionotidae
cf. Semionotus sp.
cf. Semionotus sp. Agassiz 1832
Coelacanthimorpha
 Coelacanthiformes - Coelacanthidae
Coelacanthidae indet.
Coelacanthidae indet. Agassiz 1843 coelacanth