Nephalicephalus beebei Trilobite from Weeks Formation


Name: Nephalicephalus beebei

Class Trilobita, Trilobite Order Ptychopariida, Family Marjumiidae

Geological Time: Upper Middle Cambrian

Size: 32 mm

Fossil Site: Weeks Formation, Millard County, Utah


Nephalicephalus beebeiNephalicephalus beebei has only recently been described, with literature reference not yet available. Based upon its morphological similarities with Menomonia, Dresbachia, and Densonella, it is assumed here that it has been placed in the same family (Menomoniidae). Most are found bent in half unlike this prone specimen.

click trilobite pictures to enlarge


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