Where: Texas (33.4° N, 100.3° W: paleocoordinates 2.4° N, 29.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Blaine Formation, Kungurian (279.3 - 272.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, dolomitic limestone
Size class: macrofossils
Collected by W.F. Cummins in 1889
• Collected by Cummins in 1889 and deposited in Texas Geological Survey. Cotypes in Department of Geology of Texas Christian University and in the Bureau of Economic Geology, The University of Texas.
Primary reference: J. P. Smith. 1903. The Carboniferous ammonoids of America. Monographs of the United States Geological Survey 52:1-211 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 128589: authorized by Matthew Clapham, entered by Matthew Clapham on 12.06.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Eumedlicottia crotonensis n. sp." = Eumedlicottia whitneyi
"Eumedlicottia crotonensis n. sp." = Eumedlicottia whitneyi Böse 1919 ammonite | |
"Waagenoceras hilli n. sp." = Perrinites hilli
"Waagenoceras hilli n. sp." = Perrinites hilli Smith 1903 ammonite |