Trilobita - Olenida - Idahoiidae
Alternative combination: Ptychopleurites amplooculatus
Full reference: E. A. Frederickson. 1948. Upper Cambrian trilobites from Oklahoma. Journal of Paleontology 23:341-363
Belongs to Comanchia according to S. R. Hohensee and J. H. Stitt 1989
See also Frederickson 1948
Sister taxa: Comanchia minus, Comanchia perincerta
Type specimen: OGM 105-16F-15, a cephalon/head (cranidium). Its type locality is OGM Locality 13 Arbuckle Mountains, which is in a Furongian open shallow subtidal horizon in the Honey Creek Formation of Oklahoma.
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (5: Alberta, Yukon collections), United States (9: Arkansas, Missouri, Oklahoma, Pennsylvania)
Total: 14 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.