Where: Texas (31.4° N, 104.6° W: paleocoordinates 3.3° N, 33.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Delaware Mountain Formation, Roadian to Roadian (272.3 - 259.5 Ma)

• Black limestone near middle of Delaware Mountain Formation

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

Size class: macrofossils

Primary reference: G. H. Girty. 1908. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 108834: authorized by Matthew Clapham, entered by Matthew Clapham on 07.05.2011

Creative Commons license: CC BY (attribution)