Trilobita - Phacopida - Cheiruridae
Parent taxon: Cheiruridae according to E. Warburg 1925
See also Jell and Adrain 2002, Raymond 1916 and Sepkoski 2002
Sister taxa: Acanthoparyphinae, Actinopeltis, Anasobella, Ancyginaspis, Arcticeraurinella, Areia, Areiaspis, Borealaspis, Bornholmaspis, Ceraurinium, Cerauromeros, Cerauropeltis, Ceraurus, Chacomurus, Cheirurinae, Chiozoon, Contracheirurus, Crotalocephalides, Crotalocephalina, Crotalocephalus, Cyrtometopinae, Cyrtometopus, Deiphon, Deiphoninae, Didrepanon, Eccoptochilinae, Forteyops, Foulonia, Gabriceraurus, Hammannopyge, Hapsiceraurus, Heliomera, Heliomeroides, Hemisphaerocoryphe, Holia, Holotrachelus, Hyrokybe, Junggarella, Kawina, Kolymella, Krattaspis, Ktenoura, Laneites, Lehua, Onycopyge, Osekaspis, Parayoungia, Parisoceraurus, Pateraspis, Patomaspis, Pilekiinae, Placoparina, Pompeckia, Proromma, Protocerauroides, Pseudocheirurus, Radiurus, Ratinkaspis, Reraspis, Sphaerexochinae, Sphaexerochinae, Stubblefieldia, Sycophantia, Turantyx, Valongia, Whittakerites, Xylabion, Xystocrania, Youngia, Zazvorkaspis, Kinderlania
Subtaxa: Cheirurus (Crotalocephalina) Cheirurus (Pseudosphaerexochus) Cheirurus clasonii Cheirurus dilatatus Cheirurus glaber Cheirurus juvenis Cheirurus marianus Cheirurus niagarensis Cheirurus nuperus Cheirurus patens Cheirurus punctatus Cheirurus tarquininus Cheirurus welleri
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Devonian of Algeria (2 collections), Australia (3), Austria (1), the Czech Republic (21), Germany (1), Italy (8), Kazakhstan (1), Morocco (22), United States (3: Alaska)
• Silurian of Algeria (1), Australia (6), Austria (1), Canada (5: Northwest Territories, Ontario, Yukon Territory), the Czech Republic (19), Greenland (1), India (1), Morocco (6), Sweden (1), Ukraine (3), the United Kingdom (4), United States (34: Arkansas, California, Illinois, Indiana, Iowa, New York, Oklahoma, Tennessee, Wisconsin)
• Ordovician of Canada (3: Quebec), China (3), Kazakhstan (1), Sweden (5), the United Kingdom (1)
Total: 157 collections including 165 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.