Trilobita - Phacopida - Cheiruridae
Full reference: G. Lindström. 1885. Förteckning på Gotlands Siluriska Crustacéer. Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar 6:37-100
Parent taxon: Cheiruridae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
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, 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, Zazvorkaspis, Kinderlania
Subtaxa: Youngia boucoti Youngia johnsoni Youngia kathyae Youngia steineri Youngia trispinosus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Silurian of Australia (1 collection), Canada (13: Northwest Territories, Nunavut), the Czech Republic (3), Greenland (1), the Russian Federation (1), the United Kingdom (7), United States (3: Iowa), Uzbekistan (1)
• Ordovician of United States (1: Nevada)
Total: 31 collections including 36 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.