Trilobita - Corynexochida - Zacanthoididae
Parent taxon: Zacanthoididae according to A. R. Palmer and R. B. Halley 1979
See also Jell and Adrain 2002, Sepkoski 2002 and Sundberg and McCollum 2003
Sister taxa: Albertella, Albertellina, Albertelloides, Chuchiaspis, Danjiangella, Delamarella, Mexicaspis, Micmaccopsis, Panxinella, Paralbertella, Parkaspis, Prozacanthoides, Pseudozacanthopsis, Ptarmiganoides, Qingzhenaspis, Stephenaspis, Ursinella, Vanuxemella, Zacanthoides, Zacanthopsina, Zacanthopsis
Subtaxa: Fieldaspis bilobata Fieldaspis celer Fieldaspis superba
Ecology: nektobenthic carnivore
Distribution:
• Solvan of Canada (8: British Columbia collections)
• Delamaran of Canada (4: British Columbia, Northwest Territories), United States (1: California)
• Cambrian of Canada (2: British Columbia, Yukon Territory), United States (30: Nevada)
Total: 45 collections including 51 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.