Trilobita - Corynexochida - Zacanthoididae
Synonym: Embolimus Rominger 1887 [replaced name]
Parent taxon: Zacanthoididae according to F. A. Sundberg 1994
See also Eddy and McCollum 1998, Jell and Adrain 2002, Mason 1935, Palmer 1954, Palmer and Halley 1979, Sepkoski 2002 and Walcott 1908
Sister taxa: Albertella, Albertellina, Albertelloides, Chuchiaspis, Danjiangella, Delamarella, Fieldaspis, Mexicaspis, Micmaccopsis, Panxinella, Paralbertella, Parkaspis, Prozacanthoides, Pseudozacanthopsis, Ptarmiganoides, Qingzhenaspis, Stephenaspis, Ursinella, Vanuxemella, Zacanthopsina, Zacanthopsis
Subtaxa: Zacanthoides abbreviatus Zacanthoides adjunctus Zacanthoides demissus Zacanthoides divergens Zacanthoides eatoni Zacanthoides fronslicinus Zacanthoides gradatus Zacanthoides holopygous Zacanthoides holopygus Zacanthoides idahoensis Zacanthoides kelsayae Zacanthoides sampsoni Zacanthoides serratus Zacanthoides spinosus Zacanthoides typicalis Zacanthoides variacantha Zacanthoides walapai
Ecology: nektobenthic carnivore
Distribution:
• Solvan of Canada (22: Newfoundland and Labrador collections), United States (3: Nevada)
• Amgan of United States (1: Utah)
• Delamaran of Canada (1: British Columbia), Mexico (1), United States (28: California, Idaho, Nevada, Nevada and California, Utah)
• Cambrian of Argentina (2), Canada (4: Alberta-British Columbia, Brithish Columbia, British Columbia, Northwest Territories), Greenland (1), United States (12: Alaska, Idaho, Nevada, New York, Utah, Vermont)
Total: 75 collections including 83 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.