Trilobita - Phacopida - Pliomeridae
Full reference: P. E. Raymond. 1920. Some new Ordovician trilobites. Bulletin of the Museum of Comparative Zoology 64(2):273-296
Parent taxon: Cybelopsinae according to R. A. Fortey 1979
See also Fortey and Droser 1999, Holliday 1942, Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Canningella, Cybelopsis, Pseudocybele, Strotactinus
Subtaxa: Ectenonotus connemaricus Ectenonotus marginatus Ectenonotus progenitor Ectenonotus raymondi Ectenonotus westoni Ectenonotus whittingtoni
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Whiterockian of Canada (8: Newfoundland and Labrador, Northwest Territories collections), Norway (1), United States (11: California, Nevada)
• Arenig of Argentina (1)
• Ordovician of Australia (1), the United Kingdom (1), United States (31: California, Nevada, Utah)
Total: 54 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.