A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #0-9

Matsumoto T., Muramoto T., Inoma A. (1972) Two small Desmoceratid Ammonites from Hokkaido. (Studies of Cretaceous Ammonites from Hokkaido and Saghalien - XXIV). Transactions and Proceedings of the Palaeontological Society of Japan., new series, vol.87, p.377-394, 9 fig., pl.47.