30136 - Rare 0.29 Inch Pterocephalia norfordi Upper Cambrian Trilobite - Canada Vinctifer comptoni Only has small glued and

Only has small glued and filled fracture

Fall Sahara desert

n=10) Classifier: D

Trilobita - Agnostida

Plesiagraulos

30136 - Rare 0.29 Inch Pterocephalia norfordi Upper Cambrian Trilobite - Canada Vinctifer comptoni Only has small glued andPterocephalia, Roemer 1849 (trilobite) Trilobita Pterocephaliidae PaleoDB taxon number: 20160 Parent taxon: Pterocephaliinae according to A. R. Palmer 1960 See also Jell and Adrain 2002 and Sepkoski 2002 Sister taxa: Cernuolimbus, Sigmocheilus, Strigambitus Subtaxa: Pterocephalia concava, Pterocephalia elongata, Pterocephalia punctata, Pterocephalia tenura View classification Ecology: fast moving low level epifaunal deposit feeder Environments: