Trilobita - Aulacopleurida - Alokistocaridae
Synonym: Clappaspis Deiss 1939
Parent taxon: Alokistocaridae according to P. A. Jell and J. M. Adrain 2002
See also Caron and Jackson 2008 and Sepkoski 2002
Sister taxa: Altiocculus, Amecephalina, Amecephaloides, Annamitia, Arellanella, Beldirella, Bythicheilus, Chancia, Chanciaopsis, Danzhaiaspis, Ehmania, Elrathia, Elrathiella, Ganovexopyge, Inglefieldia, Jenkinsonia, Kistocare, Lenacare, Parehmania, Proehmaniella, Proveedoria, Schopfaspis, Shabanovia, Trachycheilus, Tympanuella, Utaspis
Subtaxa: Clappaspis coriacea Clappaspis dotis Clappaspis idahoensis Clappaspis lanata Clappaspis spencei Ehmaniella casta Ehmaniella similis
Ecology: fast-moving epifaunal detritivore
Distribution:
• Marjumian of Canada (2: Newfoundland collections)
• Cambrian of Argentina (1), Canada (31: British Columbia, Newfoundland), China (3), Kazakhstan (1), Mexico (1), United States (7: Idaho, Nevada, Utah)
Total: 46 collections including 52 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.