TY  - BOOK
AU  - Parsley,Ronald L.
TI  - Echinoderms from Middle and Upper Ordovician rocks of Kentucky: descriptions and illustrations of nine species of Stylophora, Paracrinoidea, Inadunata, Cyclocystoidea, and Rhombifera 
U1  - 563.909769 
PY  - 1981///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Echinodermata, Fossil
KW  - Kentucky
KW  - Paleontology
KW  - Ordovician
N1  - Prepared in cooperation with the Commonwealth of Kentucky, University of Kentucky, Kentucky Geological Survey; Bibliography: p. 8-9
ER  -