Trilobita - Proetida - Hystricuridae
Synonym: Vermilionites Kobayashi 1955
Parent taxon: Hystricuridae according to R. A. Fortey and D. L. Bruton 2013
See also Adrain et al. 2003, Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Amblycranium, Etheridgaspis, Glabretina, Guizhouhystricurus, Hillyardininae, Hintzecurinae, Holubaspis, Hystricurinae, Litzicurus, Millardicurus, Nyaya, Omuliovia, Paenebeltella, Parahystricurus, Paraplethopeltis, Psalikilus, Rollia, Svalbardicurus, Taoyuania, Tasmanaspis
Subtaxa: Hystricurus conicus Hystricurus contractus Hystricurus crassilimbatus Hystricurus deflectus Hystricurus elevatus Hystricurus oculilunatus Hystricurus penchiensis Hystricurus robustus Hystricurus sulcatus Hystricurus zanderi
Type: Bathyurus conicus
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Ordovician of Australia (5 collections), Canada (38: Alberta, Newfoundland, Newfoundland and Labrador), China (7), France (1), Greenland (2), Norway (1), the Russian Federation (2), South Korea (4), United States (59: California, Idaho, Missouri, Montana, Nevada, New York, North Dakota, Texas, Utah, Vermont, Virginia)
• Arenig of China (1), Greenland (3), United States (1: Montana)
• Cassinian of Canada (2: Quebec)
• Canadian of Canada (2: Newfoundland), United States (2: Maryland)
• Jeffersonian of Canada (2: Newfoundland, Newfoundland and Labrador)
• Cambrian to Ordovician of the Russian Federation (1)
• Cambrian of United States (1: Utah)
Total: 134 collections including 150 occurrences
Specimen images are retrieved through the ePANDDA API.
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