Here is a picture of a collection of crinoid stem fossils recently collected in the Glen Dean Member of Grayson County Kentucky USA. They...

UPDATE (Jan 2023): This coral growth on the crinoid stem appears to be Cladochonus crassus (McCoy, 1847). The image is of a tabulate cora...

The Goniomya literata (J. Sowerby) pelecypod fossil from the Middle Jurassic Period (174-164 million years ago). Found in Inferior Oo...