Harding sandstone cephalopods, Twin Mountain (Ordovician of the United States)
Where: Fremont County County, Colorado (38.4° N, 105.3° W: paleocoordinates 14.5° S, 73.8° W)
• coordinate based on nearby landmark
When: Harding Sandstone Formation, Franklinian (457.3 - 449.6 Ma)
Environment/lithology: offshore; shale
• from a shaly zone near the middle of the Harding sandstone, and about 30 feet above its base
Size class: macrofossils
Primary reference: R.H. Flower. 1952. Cephalopods from the Harding and Manitou Formations of Colorado. Journal of Paleontology 26(3):505-518 [B. Seuss/B. Seuss/B. Seuss]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 216976: authorized by Barbara Seuss, entered by Barbara Seuss on 08.01.2021
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Cephalopoda | |
Ormoceras pollacki n. sp.
| |