Description
Item Description:Title from title screen (viewed October 14, 2014).
"Stratigraphic distribution, pakoecology, biogeography, and systematic paleontology of 50 species of Ordovician nautiloids from the midcontinent."
Physical Description:1 online resource (iv, 126 pages) : illustrations, map.
Bibliography:Includes bibliographical references (pages 113-119) and index.