Trilobita - Corynexochida - Zacanthoididae
Full reference: C. W. Walcott. 1908. Cambrian Geology and Paleontology. No. 2. Cambrian Trilobites. Smithsonian Miscellaneous Collections 53(2):13-48
Parent taxon: Zacanthoididae according to J. D. Eddy and L. B. McCollum 1998
See also Jell and Adrain 2002, Palmer and Halley 1979, Sepkoski 2002 and Walcott 1908
Sister taxa: Aitkenaspis, Albertellina, Albertelloides, Chuchiaspis, Danjiangella, Delamarella, Dodoella, Fieldaspis, Mackenzieaspis, Mexicaspis, Micmaccopsis, Panxinella, Paralbertella, Parkaspis, Prozacanthoides, Pseudozacanthopsis, Ptarmiganoides, Qingzhenaspis, Stephenaspis, Ursinella, Vanuxemella, Zacanthoides, Zacanthopsina, Zacanthopsis
Subtaxa: Albertella eiloitys Albertella fritzi Albertella helena Albertella highlandensis Albertella judithi Albertella lata Albertella levis Albertella longwelli Albertella nitida Albertella proveedora Albertella robsonensis Albertella rossensis Albertella sampsoni Albertella schenki Albertella spectrensis
Type: Albertella helena
Ecology: nektobenthic carnivore
Distribution:
• Cambrian of Canada (11: Alberta, British Columbia, Northwest Territories, Northwest Territory collections), Mexico (1), United States (22: California, Idaho, Montana, Nevada, Nevada and California)
• Solvan of United States (27: Nevada)
Total: 61 collections including 68 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.