Where: Jack County, Texas (33.2° N, 98.1° W: paleocoordinates 5.7° S, 32.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Finis Shale Member (Graham Formation), Gzhelian (303.7 - 298.9 Ma)
• The age is early Virgilian (basal Gzhelian)
• bed-level stratigraphic resolution
Environment/lithology: lithified shale
Size class: macrofossils
Reposited in the UCM
Primary reference: W. M. Itano and S. G. Lucas. 2018. A revision of Campyloprion Eastman, 1902 (Chondrichthyes, Helicoprionidae), including new occurrences from the Upper Pennsylvanian of New Mexico and Texas, USA. Acta Geologica Polonica 68:403-419 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 196774: authorized by Matthew Clapham, entered by Matthew Clapham on 06.10.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Chondrichthyes | |
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