Artiopoda - Ptychopariida - Elviniidae
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 Irvingella according to A. R. Palmer 1965
Sister taxa: Irvingella angustilimbata, Irvingella convexa, Irvingella flohri, Irvingella jorusconii, Irvingella major, Irvingella norilica, Irvingella perfecta, Irvingella platycephala, Irvingella taitzuhoensis, Irvingella tropica, Komaspis (Parakomaspis)
Type specimen: USNM 141577, a cephalon/head (cranidium)
Ecology: fast-moving low-level epifaunal carnivore
Distribution: found only at USGS 2576-CO (Cambrian of Nevada)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.