Trilobita - Phacopida - Pterygometopidae
Parent taxon: Pterygometopidae according to P. A. Jell and J. M. Adrain 2002
See also Cooper 1953 and Shaw 1968
Sister taxa: Chasmopinae, Creatarginae, Eomonorachinae, Monorakinae, Pterygometopinae, Truncatometopus, Volkops, Yankaoia
Subtaxa: Calliops annulatus Calliops armatus Calliops brevipostica Calliops brevis Calliops mesleri Calliops troosti
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Whiterockian of United States (4: Nevada, Virginia collections)
• Chazyan of Canada (4: Quebec)
• Ordovician of Canada (5: Northwest Territories, Nunavut, Ontario), China (1), the Russian Federation (3), United States (30: New York, Virginia)
Total: 47 collections including 48 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.