Artiopoda - Ptychopariida - Catillicephalidae
Parent taxon: Catillicephalidae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
Sister taxa: Agelagma, Buttsia, Calculites, Catillicephala, Catillicephalina, Distazeris, Galeaspis, Lajishanaspis, Madarocephalus, Onchonotellus, Onchonotininae, Onchonotus, Pemphigaspis, Peracheilus, Theodenisia, Theodensia, Triarthropsis, Tumidulaspis, Tuojiangella, Urbanaspis, Welleraspis, Yukonaspis
Subtaxa: Acheilops masonensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Skullrockian of United States (1: Texas collection)
• Cambrian of Canada (4: Alberta, Newfoundland and Labrador), United States (9: New York, Oklahoma, Texas, Vermont, Wisconsin)
Total: 14 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.