Shannon, Clay County ( of the United States)

Where: Clay County County, Texas (33.5° N, 98.3° W: paleocoordinates 0.7° S, 29.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Markley Formation (Bowie Group), Virgilian to Virgilian (303.4 - 298.9 Ma)

• Location at Vigilian/Wolfcampian boundary

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: adpression

Reposited in the UNSM

Primary reference: R. W. Hook. 1993. Chenoprosopus lewisi, a new cochleosaurid amphibian (Amphibia: Temnospondyli) from the Permo-Carboniferous of north-central Texas. Annals of Carnegie Museum 62:273-291 [R. Butler/E. Dunne]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176499: authorized by Richard Butler, entered by Emma Dunne on 15.02.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Amphibia
 Temnospondyli - Cochleosauridae
"Chenoprosopus lewisi n. sp." = Chenoprosopus milleri
"Chenoprosopus lewisi n. sp." = Chenoprosopus milleri Mehl 1913 tetrapod
USNM 437646 (skull and associated postcranial elements). Reisz et al. (2005) argued that all allegedly diagnostic features of C. lewisi were found in subadult C. milneri specimens.