30136 - Rare 0.29 Inch Pterocephalia norfordi Upper Cambrian Trilobite - Canada Vinctifer comptoni Classification: Iron meteorite (IIAB)

Classification: Iron meteorite (IIAB)

Plesiagraulos

deep subtidal (4)

This specimen preserves all its root

Fall Sahara desert

30136 - Rare 0.29 Inch Pterocephalia norfordi Upper Cambrian Trilobite - Canada Vinctifer comptoni Classification: Iron meteorite (IIAB)Pterocephalia, 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: