Exceptionally well-preserved ammonites from the Upper Cretaceous (Turonian-Santonian) of North America : implications for ammonite early ontogeny. American Museum novitates ; no. 3086

Landman, Neil H.2005-10-062005-10-061994http://hdl.handle.net/2246/498315 p. : ill. ; 26 cm.Includes bibliographical references (p. 13-15)6285453 bytesapplication/pdfen-USQL1 .A436 no.3086, 1994Ammonoidea -- North America.Mollusks, Fossil -- North America.Paleontology -- Cretaceous -- North America.Paleontology -- North America.Exceptionally well-preserved ammonites from the Upper Cretaceous (Turonian-Santonian) of North America : implications for ammonite early ontogeny. American Museum novitates ; no. 3086text