124 |
Trilobite |
Reedops logani |
|
Devonian |
Haragan formation, Coal City, Oklahoma |
546 |
Trilobite and Crinoid |
Phacops rana crassituberculata & Gilbertsocrinus ohioensis |
|
Devonian |
Lucas County, Ohio |
125 |
Trilobite |
Phacops rana crassituberculata |
|
Devonian |
Lucas County, Ohio |
126 |
Trilobite |
Phacops rana crassituberculata |
|
Devonian |
Silica Formation, Lucas County, Ohio |
122 |
Trilobite |
Phacops circumspectans |
|
Devonian |
South Spanish Sahara, Mauritania, Africa |
544 |
Trilobite |
Olenellus vermontanus |
|
Cambrian |
Fruitville, Pennsylvania |
9 |
Trilobite |
Olenellus mohavensis |
|
Cambrian |
Marble Mountains, California |
540 |
Trilobite |
Ogygopsis klotzi |
|
Cambrian |
British Columbia, Canada |
121 |
Trilobite & Brachiopod |
Odontocephalus aegeria |
|
Devonian |
Onondaga limestone, Perry County, Pennsylvania |
551 |
Trilobite |
Isotelus maximus |
|
Ordovician |
Cincinnati, Ohio |
537 |
Trilobite (plate) |
Homotelus bromidensis |
|
Ordovician |
Bromide Formation, Carter County, Oklahoma |
120 |
Trilobite |
Greenops boothi |
|
Devonian |
Moscow Formation, Lebanon, New York |
535 |
Trilobite |
Geesops sparinodosus |
|
Middle Devonian |
Alnif, Morocco, Africa |
529 |
Trilobite |
Dipleura dekayi |
|
Devonian |
Hamilton Formation, Madison County, New York |
528 |
Trilobite |
Diacalymene clavicula |
|
Middle Silurian |
Henryhouse Formation, Pontotoc County, Oklahoma |
550 |
Trilobite |
Dalmanites limulurus |
|
Middle Silurian |
Rochester Shale, Monroe County, New York |
527 a |
Trilobite |
Cryptolithus tesselatus (pair) |
|
Ordovician |
Swatara Gap, Pennsylvania |
527 b |
Trilobite |
Cryptolithus tesselatus (pair) |
|
|
Swatara Gap, Pennsylvania |
525 |
Trilobite |
Asaphiscus wheeleri |
|
Cambrian |
House Range, Utah |
HSU 11 |
Trilobite |
|
|
|
|