books.google.ca - Renowned researchers summarize the current knowledge on ammonoid paleobiology. The book begins with a description of the systematic position of the Ammonoidea within the Cephalopoda, providing the phylogenetic framework for the rest of the book. Following discussions include soft- and hard-part morphology...http://books.google.ca/books/about/Ammonoid_Paleobiology.html?id=hKbkB4MzUIkC&utm_source=gb-gplus-shareAmmonoid Paleobiology
