Where: Brewster County, Texas (31.8° N, 106.1° W: paleocoordinates 0.4° S, 37.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hueco Canyon Formation, Sakmarian (293.5 - 290.1 Ma)

• Lowest Gym Formation

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: replaced with silica

Collected by R.E. King, P.B. King in 1925-1928; reposited in the YPM

Primary reference: R. E. King. 1931. The Geology of the Glass Mountains, Texas, Part II, Faunal summary and correlation of the Permian formations with description of Brachiopoda. The University of Texas Bulletin 3042:1-245 [T. Olszewski/L. Fall/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 149859: authorized by Matthew Clapham, entered by Matthew Clapham on 28.08.2013

Creative Commons license: CC BY (attribution)