Trilobita - Ptychopariida - Alokistocaridae
Parent taxon: Alokistocaridae according to P. A. Jell and J. M. Adrain 2002
See also Palmer and Halley 1979 and Sepkoski 2002
Sister taxa: Alokistocare, Amecephalina, Amecephaloides, Amecephalus, Annamitia, Arellanella, Beldirella, Bythicheilus, Chancia, Chanciaopsis, Danzhaiaspis, Ehmania, Ehmaniella, Elrathia, Erdoradites, Ganovexopyge, Inglefieldia, Jenkinsonia, Kistocare, Lenacare, Parapachyaspis, Parehmania, Pedinocephalina, Proveedoria, Schopfaspis, Shabanovia, Tympanuella, Utaspis, Ehmaniellinae, Altiocculinae
Subtaxa: Alokistocarella mexicana Alokistocarella spencei
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Delamaran of United States (4: Idaho, Nevada collections)
• Cambrian of United States (4: Idaho, Vermont)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.