Synonyms: Palaeocrepicephalus Kobayashi 1935, Paleocrepicephalus Kobayashi 1935
Full reference: C. E. Resser. 1935. Nomenclature of some Cambrian trilobites. Smithsonian Miscellaneous Collections 93(5):1-46
Parent taxon: Ptychoparioidea according to A. R. Palmer 1954
See also Jell and Adrain 2002, Palmer and Halley 1979, Sepkoski 2002 and Sundberg and McCollum 2003
Sister taxa: none
Subtaxa: Kochaspis cooperi Kochaspis gogensis Kochaspis liliana Kochaspis nevadensis Kochaspis unzia Kochaspis upis
Type: Crepicephalus liliana
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Delamaran of Canada (1: British Columbia collection), Mexico (1), United States (2: Nevada)
• Cambrian of United States (15: Idaho, Nevada)
Total: 19 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.