Trilobita - Phacopida - Cheiruridae
Alternative spelling: Cheirurus (Sphaerocoryphe)
Parent taxon: Deiphoninae according to Z. Zhou et al. 1998
See also Jell and Adrain 2002, Kielan-Jaworowska et al. 1991, Neuman and Bruton 1974, Owen 1981, Owen and Bruton 1980, Schmidt 1881, Sepkoski 2002 and Warburg 1925
Sister taxa: none
Subtaxa: Sphaerocoryphe arachniformis Sphaerocoryphe dentata Sphaerocoryphe gemina Sphaerocoryphe granulata Sphaerocoryphe kingi Sphaerocoryphe longispina Sphaerocoryphe ludvigseni Sphaerocoryphe major Sphaerocoryphe psiles Sphaerocoryphe punctata Sphaerocoryphe robusta
Type: Sphaerocoryphe dentata
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Silurian of Australia (1 collection), the United Kingdom (2)
• Uhaku of the Russian Federation (1), Sweden (1)
• Whiterockian of Canada (1: Quebec), United States (7: New York, Vermont)
• Chazyan of Canada (3: Northwest Territories), United States (2: New York)
• Ordovician of Australia (3), Belgium (1), Canada (17: Newfoundland, Northwest Territories, Quebec), Ireland (4), Kazakhstan (2), the Netherlands (1), Norway (8), Sweden (18), the United Kingdom (28), United States (13: Illinois, Missouri, Nevada, New York, Oklahoma, Virginia)
Total: 113 collections including 119 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.