Trilobita - Ptychopariida - Ptychopariidae
Full reference: A. R. Palmer and R. B. Halley. 1979. Physical Stratigraphy and Trilobite Biostratigraphy of the Carrara Formation (Lower and Middle Cambrian) in the Southern Great Basin. United States Geological Survey Professional Paper 1047:1-131
Belongs to Plagiura according to A. R. Palmer and R. B. Halley 1979
See also Sundberg and McCollum 2003
Sister taxa: Plagiura cercops, Plagiura cleadas, Plagiura minor, Plagiura retracta, Ruichengella ruichengensis, Ruichengella triangularis
Type specimen: Its type locality is Groom Range, Carrara Fm, Red Pass Limestone Mbr(USGS 3691-CO), which is in a Delamaran shallow subtidal lime mudstone in the Carrara Formation of Nevada.
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of United States (16: Nevada collections)
• Delamaran of United States (2: Nevada)
Total: 18 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.