Ammagnostus beltensis
Trilobites Order Agnostida, Suborder Agnostina, Superfamily Agnostoidea, Family Agnostidae, Subfamily Ammagnostinae
Cedaria minor
Trilobite Order Ptychopariida, Suborder Ptychopariina, Superfamily Ptychparioidea, Family Cedariidae
Geologic
Age: Middle Cambrian
Ammagnostus is 4 mm and Cedaria are 14 mm
House Range, Weeks Fornation, Millard County, Utah
Remarks: Ammagnostus beltensis is a rare agnostid trilobite, coupled
with the fact that agnostids are uncommon in the Weeks formation
(Adamek,
2014). The
Ammagnostus just below the left genal of tone of the Cedaria.
Also see: American Trilobites
