Trilobites
Order Ptychopariida, Suborder Ptychopariina, Superfamily
Ptychparioidea,
Family Menomoniidae
Geologic Age: Middle Cambrian
Trilobite 11 mm long
Upper Wheeler Formation, House Range Millard County, Utah
Remarks: There are a number Bolaspidella species coming from the Cambrian
of Utah.
Also see: US Trilobites
