検索結果（標本）

Sphenoceramus hetonaianus Matsumoto

Ando, H. et al., 2001   p. 148, pl. 2, fig. 9

Mesozoic | Mollusca :

Material Reports, no. 74, p. 4.

Sphenoceramus hetonaianus Matsumoto

Ando, H. et al., 2001   p. 148, pl. 2, fig. 10

Mesozoic | Mollusca :

Material Reports, no. 74, p. 4.

Sphenoceramus schmidti (Michael)

Ando, H. et al., 2001   p. 148, pl. 2, fig. 8

Mesozoic | Mollusca :

Material Reports, no. 74, p. 4.