Where: Pike County, Arkansas (34.0° N, 93.7° W: paleocoordinates 31.1° N, 46.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Trinity Group, Early/Lower Cretaceous (145.0 - 100.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by Hill in 1888

Primary reference: W. Langston. 1974. Nonmammalian Comanchean tetrapods. In B. F. Perkins (ed.), Aspects of Trinity Division Geology. A Symposium on the Stratigraphy, Sedimentary Environments, and Fauna of the Comanche Cretaceous Trinity Division (Aptian and Albian) of Texas and Northern Mexico. Geoscience and Man 8:77-102 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 52041: authorized by Matthew Carrano, entered by Matthew Carrano on 13.07.2005

Creative Commons license: CC BY (attribution)