Utah Trilobites |
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See Also:
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| A small sample of the extensive diversity of trilobites from Utah | |||
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| Coosella
Type I |
Pseudocybele
nasuta Order Phacopida Family Pliomeridae Ordovician Fillmore Formation Millard County, Utah |
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| Selenocoryphe
platyura Order Ptychopariida Middle Cambrian Weeks Formation Millard County, Utah |
Ptychagnostus
akanthodes |
Exceedingly
Rare Gerospina schachti |
Marjumia
callas Order Ptychopariida Family Marjumiidae Middle Cambrian Marjum Formation Millard County, Utah |
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| Nephalicephalus
beebei |
Altiocculus
harrisi, formerly: Alokistocare harrisi |
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Peronopsis
interstricta Order Agnostida Family Peronopsidae Middle Cambrian Wheeler Formation Millard County, Utah |
Baltagnostus
eurypyx Order Agnostida Family Diplagnostidae Middle Cambrian Wheeler Formation Millard County, Utah |
Zacanthoides
grabaui Order Corynexochida Family Zacanthoididae Middle Cambrian Spence Sahle Box Elder County, Utah |
Altiocculus
drumensis Order Ptychopariida Family Alokistocaridae Middle Cambrian Marjum Formation Millard County, Utah |
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| Pseudocybele
lemurei Order Phacopida Family Pliomeridae Ordovician Fillmore Formation Millard County, Utah |
Menomonia
semele Order Ptychopariida Family Menomoniidae Middle Cambrian Weeks Formation Millard County, Utah |
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