Artiopoda - Asaphida - Nileidae
Full reference: F. Rasetti. 1954. Early Ordovician trilobite faunules from Quebec and Newfoundland. Journal of Paleontology 28(5):581-587
Parent taxon: Nileidae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
Sister taxa: Aocaspis, Barrandia, Berkutaspis, Bumastides, Elongatanileus, Homalopteon, Illaenopsis, Kodymaspis, Lakaspis, Neopsilocephalina, Nileidae stenorhachis, Nileus, Parabarrandia, Paraperaspis, Peraspis, Petrbokia, Platypeltoides, Poronileus, Psilocephalinella, Shenjiawania, Symphysurina, Symphysurus, Varvia
Subtaxa: Borthaspidella gaspensis
Type: Borthaspidella gaspensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (1: Newfoundland and Labrador collection)
• Cambrian to Ordovician of Canada (1: Quebec)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.