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 Volocephalina according to A. R. Palmer and R. B. Halley 1979
Sister taxa: Volocephalina connexa, Volocephalina variosa
Type specimen: Its type locality is Pyramid Peak (USGS 4158-CO), which is in a Delamaran shallow subtidal lime mudstone/mudstone in the Carrara Formation of California
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Delamaran of United States (3: California collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.