Also known as On the east side, near the junction of Brown's lane
Where: Pittsburgh County, Pennsylvania (40.5° N, 80.1° W: paleocoordinates 6.1° S, 16.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Casselman Formation (Conemaugh Group), Missourian to Missourian (306.0 - 298.9 Ma)
• Stratigraphically, the sandstone excavated here is positioned just above the Ames limestone, suggesting that it pertains to the upper part of the Conemaugh Group and possessing a latest Missourian to earliest Virgilian age (Romer, 1961).
Environment/lithology: terrestrial; shale and siltstone
Size class: macrofossils
Collection methods: CMHN 13942 (Carnegie Museum, Pittsburgh)
Primary reference: A. S. Romer. 1961. A large ophiacodont pelycosaur from the Pennsylvanian of the Pittsburgh region. Breviora 144:1-7 [M. Carrano/M. Carrano/E. Dunne]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 173987: authorized by Richard Butler, entered by Emma Dunne on 22.10.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
Clepsydrops magnus n. sp.
Clepsydrops magnus n. sp. Romer 1961 ophiacodont CMNH 13942 fragmentary remains of humerus, ulna, and scapula
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