Also known as Locality 37 (Romer 1928), Craddock's ranch, faunal Zone 4, Lower Clear Fork Group, Texas red-beds, redbeds
Where: Baylor County, Texas (33.8° N, 99.1° W: paleocoordinates 2.2° N, 28.7° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Arroyo Formation (Clear Fork Group), Kungurian (279.3 - 272.3 Ma)
• "The beds average about 150 feet above the base of the Clear Fork." Details for Faunal Zone 4 of Romer 1928: "The vertebrate remains are confined to approximately the lowest 250 feet or so of the Clear Fork.."
•the base and top of the Clear Fork Group (i.e., Arroyo, Vale, and Choza formations) are both within the Kungurian: see Wardlaw 2005 (Permophiles) for the base, and DiMichele et al. 2001 (J Paleont) for the top
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial; red claystone and conglomeratic sandstone
Size class: macrofossils
Collection methods: Romer (1928) paper is a review of vertebrates from the Texas red-beds with previously unreported (or undetailed) localities.
Primary reference: A. S. Romer. 1928. Vertebrate faunal horizons in the Texas Permo-Carboniferous red beds. University of Texas Bulletin 2801:67-108 [J. Alroy/R. Whatley/W. Clyde]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 28266: authorized by John Alroy, entered by Robin Whatley on 03.02.2003
Creative Commons license: CC BY (attribution)