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. (1955) Family Kossmaticeratidae from Hokkaido and Saghalien. Studies on the Cretaceous ammonites from Hokkaido and Saghalien 6 // Japanese Journal of Geology and Geography. Vol. 26. No. 1-2. Pp.115-164, fig.1-13, pls.8-10.