Trilobita - Phacopida - Encrinuridae
Full reference: W. R. Evitt and R. P. Tripp. 1977. Silicified Middle Ordovician trilobites from the families Encrinuridae and Staurocephalidae. Palaeontographica Abteilung A 157:109-174
Parent taxon: Encrinuridae according to P. A. Jell and J. M. Adrain 2002
See also Owen 1981, Owen and Heath 1989 and Sepkoski 2002
Sister taxa: Aegrotocatellus, Alwynulus, Anapliomerella, Atractocybeloides, Avalanchurus, Balizoma, Batocara, Bevanopsis, Curriella, Cybelinae, Dayongia, Dindymeninae, Distyrax, Elsarella, Encrinurinae, Eodindymene, Langgonia, Lasaguaditas, Lyrapyge, Mackenziurus, Nucleurus, Paracybeloides, Parakailia, Perirehaedulus, Perryus, Plasiaspis, Prophysemataspis, Prostrix, Sinocybele, Staurocephalidae, Staurocephalinae, Stiktocybele, Struszia, Wallacia, Wuoaspis
Subtaxa: Celtencrinurus multisegmentatus Celtencrinurus praecursor
Type: Calymene multisegmentatus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (1: Quebec collection), the United Kingdom (3)
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.