Trilobita - Phacopida - Encrinuridae
Full reference: K. C. Gass and D. G. Mikulic. 1982. Observations on the Attawapiskat Formation (Silurian) trilobites of Ontario, with description of a new encrinurine. Canadian Journal of Earth Sciences 19(3):589-596
Parent taxon: Encrinuridae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
Sister taxa: Aegrotocatellus, Alwynulus, Anapliomerella, Atractocybeloides, Avalanchurus, Balizoma, Batocara, Bevanopsis, Celtencrinurus, Curriella, Cybelinae, Dayongia, Dindymeninae, Distyrax, Elsarella, Encrinurinae, Eodindymene, Langgonia, Lasaguaditas, Lyrapyge, Mackenziurus, Nucleurus, Paracybeloides, Parakailia, Perirehaedulus, Plasiaspis, Prophysemataspis, Prostrix, Sinocybele, Staurocephalidae, Staurocephalinae, Stiktocybele, Struszia, Wallacia, Wuoaspis
Subtaxa: Perryus severnensis
Type: Perryus severnensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Silurian of Canada (4: Northwest Territories, Ontario collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.