Trilobita - Proetida - Hystricuridae
Full reference: R. J., J.r. Ross. 1951. Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas. Yale Peabody Museum of Natural History Bulletin 6:1-161
Parent taxon: Hystricuridae according to J. M. Adrain et al. 2003
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Amblycranium, Etheridgaspis, Glabretina, Guizhouhystricurus, Hillyardininae, Hintzecurinae, Holubaspis, Hystricurinae, Hystricurus, Litzicurus, Millardicurus, Nyaya, Omuliovia, Paenebeltella, Paraplethopeltis, Psalikilus, Rollia, Svalbardicurus, Taoyuania, Tasmanaspis
Subtaxa: Parahystricurus bispicatus Parahystricurus carinatus Parahystricurus fraudator Parahystricurus oculirotundus Parahystricurus pustulosus Parahystricurus smithiae
Type: Parahystricurus fraudator
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Ordovician of Australia (3 collections), Canada (20: Alberta, Newfoundland, Newfoundland and Labrador), United States (20: Idaho, Nevada, Texas, Utah)
• Tremadoc of France (2)
• Skullrockian of Canada (1: Newfoundland)
Total: 46 collections including 56 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.