Silurian
Baragwanathia longifolia
Upper Silurian
Victoria, Australia
Lycopod (plant)
Calymene clavicula
Upper Silurian
Henryhouse Fm.
Pontotoc Co., Oklahoma
Trilobite
Troosticrinus reinwardti
Upper Silurian
Brownsport Fm.
Perry Co., Tennessee
Blastoid
Aulacopleura konincki
Middle Silurian
Liten Fm.
Lodenice, Czech Republic
Trilobite
Phragmoceras nestor
Middle Silurian
Waukesha Dolomite
Waukesha Co., Wisconsin
Cephalopod
Eucalyptocrinites crassus
Middle Silurian
Waldron Fm.
Shelby Co., Indiana
Crinoid
Caryocrinites ornatus
Middle Silurian
Rochester Shale
Niagara Co., New York
Cystoid
Gissocrinus goniodactylus
Middle Silurian
Wenlock Fm.
Dudley, England
Crinoid
Naticonema niagarensis
Middle Silurian
Rochester Shale
Niagara Co., New York
Gastropod (snail)
Radnoria sp.
Middle Silurian
Rochester Shale
Niagara Co., New York
Trilobite
Platyceras niagarensis
Middle Silurian
Rochester Shale
Niagara Co., New York
Gastropod (snail)
Platyostoma plebium
Middle Silurian
Waldron Shale
Shelby Co., Indiana
Gastropod (snail)
Holocystites scutellatus
Middle/Lower Silurian
Osgood Shale
Ripley Co., Tennessee
Cystoid
Calymene niagarensis
Middle Silurian
Rochester Shale
Niagara Co, New York
Trilobite