This picture is of a Grabauphyllum johnstoni (Foerste, 1917) coral fossil of the Silurian Period. This image is of the lost holotype publ...

  Here are some illustrations of the crinoid fossil Ichthyocrinus laevis (Conrad). The fossil was found in the Rochester shale at Erie Cou...

  Here are some illustrations of the crinoid fossil Eucalyptocrinus decorus (Phillips). The fossil was found in the Clinton beds at Erie C...