Middle Ordovician crinoids from southwestern Virginia and eastern Tennessee,

Crinoids from the Girardeau Limestone (Ordovician), 1973, Palaeontographica Americana, 7 (46) : pages 263-499, 45 figures, 17 tables, and 21 plates.

Crinoids from the Girardeau limestone (Ordovician) (Palaeontographica Americana No. 46)

The above is "Crinoid Ordovician, Middle Ordovician Crinoids From Southwestern Virginia And Eastern Tennessee," recommended related products, Please click on the picture to see product details and crinoid ordovician reviews!