Landman, Neil H.
Scaphitid ammonites of the upper cretaceous (Maastrichtian) fox hills formation in South Dakota and Wyoming / Neil H. Landman, Karl M. Waage. -- New York : American Museum of Natural History, 1993 - 257 p. il. -- (Bulletin of the American Museum of Natural History, ISSN 0003-0090 ; 215).
Amonites - Estados Unidos
56:591(78)
Scaphitid ammonites of the upper cretaceous (Maastrichtian) fox hills formation in South Dakota and Wyoming / Neil H. Landman, Karl M. Waage. -- New York : American Museum of Natural History, 1993 - 257 p. il. -- (Bulletin of the American Museum of Natural History, ISSN 0003-0090 ; 215).
Amonites - Estados Unidos
56:591(78)