Acernaspis Campbell 1967 (trilobite)

Trilobita - Phacopida - Phacopidae

Synonym: Murphycops Lespérance 1968

Parent taxon: Phacopidae according to P. A. Jell and J. M. Adrain 2002

See also Sepkoski 2002

Sister taxa: Acuticryphops, Adastocephalum, Afrops, Altaesajania, Ananaspis, Babinops, Boeckops, Burtonops, Chotecops, Cordapeltis, Cryphops, Denckmannites, Dianops, Dienstina, Drotops, Ductina, Echinophacops, Eldredgeops, Eocryphops, Eophacops, Geesops, Kainops, Lochkovella, Nephranops, Nyterops, Omegops, Paciphacops, Pedinopariops, Phacopidella, Phacopinae, Phacops, Plagiolaria, Reedops, Sambremeusaspis, Signatops, Struveaspis, Trimerocephalus, Zaplaops

Subtaxa: Acernaspis (Eskaspis) Acernaspis copperi Acernaspis orestes Acernaspis superciliexcelsis Acernaspis xynon

View classification

Ecology: fast-moving low-level epifaunal carnivore


• Silurian of Australia (1 collection), Canada (70: Quebec), the Czech Republic (1), Estonia (1), Greenland (2), Latvia (1), Norway (1), the Russian Federation (2), Ukraine (2), the United Kingdom (34), United States (1: Wisconsin)

• Ordovician to Silurian of Canada (5: Québec), the Russian Federation (1)

• Ordovician of Canada (1: Québec)

Total: 123 collections including 133 occurrences

Show more details

Specimen images are retrieved through the ePANDDA API.

Click image to enlarge. Click to access iDigBio record.