Trilobita - Olenida - Pterocephaliidae
Full reference: A. R. Palmer. 1965. Trilobites of the Late Cambrian Pterocephaliid Biomere in the Great Basin, United States. United States Geological Survey Professional Paper 493:1-105
Belongs to Morosa according to P. A. Jell and J. M. Adrain 2002
Sister taxa: Morosa bothra, Morosa extensa, Morosa longispina
Type specimen: USNM 141807, a cephalon/head (cranidium). Its type locality is USGS loc. 1268-CO, Last Chance Range, which is in a Dresbachian marine shale in the Nopah Formation of California.
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of United States (4: California, Nevada collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.