Genevievella granulatus Cambrian Family Llanoaspididae Order Ptychopariida, Family Llanoaspididae Weeks Formation, Utah	Gerospina schachti Cambrian Order Ptychopariida Weeks Formation, Utah	Olenellus thompsoni Cambrian Order Redlichiida, Family Olenellidae Kinser Formation, Pennsylvania	Cryptolithus bellulus Ordovician Order Asaphida Family Trinucleidae Pulaski Shale, New York
Flexicalymene granulosa Ordovician Order Phacopida Family Calymenidae Martinsburg Formation, Pennsylvania	Modocia brevispina Middle Cambrian Order Ptychopariida Family Marjumiidae Marjum Formation, Drum Mountains, Utah	Olenellus terminatus Lower Cambrian Order Redlichiida Family Olenellidae Carrara Formation, Nopah Range, California	Menomonia semele Cambrian Order Ptychopariida Family Menomoniidae Weeks Formation, Utah
Lachnostoma latucelsum Ordovician Order Asaphida Family Asaphidae Ninemile Shale, Nevada	Arctinurus boltoni Silurian Order Lichida Family Lichidae Rochester Shale Formation, New York	Flexicalymene senaria Ordovician Order Phacopida Family Calymenidae Sugar River Formation, New York	Breviphillipsia sampsoni Mississippian Order Proetida Family Proetidae Chouteau Formation, Missouri
Phacops rana milleri Devonian Order Phacopida Family Phacopidae Silica Shale Formation, Ohio	Calymene celebra   Silurian Order Phacopida Family Phacopidae Niagaran Limestone, Illinois	Elrathia kingii  Cambrian Order Ptychopariida Family Ptychopariidae Wheeler Formation, Utah	Itagnostus interstrictus Middle Cambrian Trilobites Order Agnostida Family Peronopsidae Wheeler Shale, Utah
Ehmaniella quadrans Cambrian Order Ptychopariida Family Alokistocaridae Walsey Formation, Montana	Baltagnostus eurypyx Middle Cambrian Trilobites Order Agnostida, Family Diplagnostidae Wheeler Shale, Utah	Olenellus fowleri Lower Cambrian Order Redlichiida Family Olenellidae Pioche Formation, Nevada	Kootenia Middle Cambrian Order Corynexochida Family Dorypygidae Marjum Formation, Utah
Viaphacops sp aff bombifrons  Devonian Order Phacopida Family Phacopidae Bois d’ Arc Formation, Oklahoma	Lochovella deckeri  Devonian Order Phacopida Family Phacopidae Haragan Formation, Oklahoma	Dicranurus hamatus elegantus  Devonian Order Odontopleurida Family Odontopleuridae Haragan Formation, Oklahoma	Ceratonurus sp  Devonian Order Odontopleurida Family Odontopleuridae Haragan Formation, Oklahoma
Kainops raymondi  Devonian Order Phacopida Family Phacopidae Haragan Formation, Oklahoma	Paciphacops campbelli  Devonian Order Phacopida Family Phacopidae Haragan Formation, Oklahoma	Cordania falcata Trilobite Devonian Order Proetida Family Brachymetopidae Haragan Formation, Oklahoma	Homotelus bromidensis Ordovician Order Asaphida, Family Asaphidae Criner Hills, Carter County Oklahoma
Triarthrus eatoni Ordovician Order Ptychopariida Family Olenidae Lorraine Shale Formation, New York	Flexicalymene meeki Ordovician Order Phacopida Family Calymendae Richmond Formation, Ohio

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