Trilobita - Ptychopariida - Alokistocaridae
Full reference: C. E. Resser. 1935. Nomenclature of some Cambrian trilobites. Smithsonian Miscellaneous Collections 93(5):1-46
Parent taxon: Alokistocaridae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
Sister taxa: Alokistocare, Alokistocarella, Amecephalina, Amecephaloides, Amecephalus, Annamitia, Arellanella, Beldirella, Bythicheilus, Chancia, Chanciaopsis, Danzhaiaspis, Ehmaniella, Elrathia, Erdoradites, Ganovexopyge, Inglefieldia, Jenkinsonia, Kistocare, Lenacare, Parapachyaspis, Parehmania, Pedinocephalina, Proveedoria, Schopfaspis, Shabanovia, Tympanuella, Utaspis, Ehmaniellinae, Altiocculinae
Subtaxa: Ehmania gallatinensis Ehmania smithi Ehmania walcotti Ehmania weedi
Type: Ehmania weedi
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Delamaran of United States (1: Montana collection)
• Cambrian of Canada (3: Newfoundland)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.