Harding sandstone cephalopods, Phantom Canyon road (Ordovician of the United States)

Where: Fremont County County, Colorado (38.5° N, 105.1° W: paleocoordinates 14.6° S, 72.1° W)

• coordinate estimated from map

When: Harding Sandstone Formation, Late/Upper Ordovician (458.4 - 443.8 Ma)

• from float well above the Harding-Manitou contact

Environment/lithology: marine; lithology not reported

• from float

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 216974: authorized by Barbara Seuss, entered by Barbara Seuss on 08.01.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Bisonocerida - Piloceratidae
Utoceras leuromurale n. sp.
holotype at the Paleontological Research Institution
Utoceras cf. gleneyriense Ulrich et al. 1943
type at the Paleontological Research Institution