Silurian Crinoids

Photographed by Michael P. Klimetz

[Roots in Calcareous Shale]

Waldron Shale

Waldron

Shelby County

INDIANA

Photographed by Michael P. Klimetz

Eucalyptocrinites elrodi

Waldron Shale

TENNESSSEE

Photographed by Michael P. Klimetz

[Stem in Limestone with Brachiopods]

Wenlockian

Much Wenlock

Shropshire

UNITED KINGDOM