Trilobite Order Ptychopariida, Family Menomoniidae
Geological Time: Middle Devonian
Size: Trilobite 14 mm long by 7 mm wide
Fossil Site: House Range, Weeks Formation, Millard County, Utah
Description: This trilobite is an uncommon member of the family Menomoniidae, and as such is related to Dresbachia, Nephalicephalus, and Densonella.
click trilobite pictures to enlarge