Trilobita - Phacopida - Cheiruridae
Full reference: H. B. Whittington. 1954. Ordovician trilobites from Silliman's Fossil Mount. in A. K. Miller, W. Youngquist, and C. Collinson, Ordovician cephalopod fauna of Baffin Island, Geological Society of America Memoir 62:119-149
Parent taxon: Cheiruridae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002 and Whittington 1954
Sister taxa: Acanthoparyphinae, Actinopeltis, Anasobella, Ancyginaspis, Arcticeraurinella, Areia, Areiaspis, Borealaspis, Bornholmaspis, Ceraurinium, Cerauromeros, Cerauropeltis, Ceraurus, Chacomurus, Cheirurinae, Cheirurus, Chiozoon, Contracheirurus, Crotalocephalides, Crotalocephalina, Crotalocephalus, Cyrtometopinae, Cyrtometopus, Deiphon, Deiphoninae, Didrepanon, Eccoptochilinae, Forteyops, Foulonia, Gabriceraurus, Hammannopyge, 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: Hapsiceraurus hispidus
Type: Hapsiceraurus hispidus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (2: Nunavut, Nunvait collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.