検索結果（標本）

Cyrena elliptica Yokoyama   Holotype

Yokoyama, M., 1904a   p. 11, pl. 1, fig. 4a, b

Mesozoic | Mollusca : Bivalvia : Cardiidae

Material Reports, no. 2, p. 300.

Cyrena lunulata Yokoyama   Holotype

Yokoyama, M., 1904a   p. 10, pl. 2, fig. 9

Mesozoic | Mollusca : Bivalvia : Cardiidae

Material Reports, no. 2, p. 300.

Cyrena sp.

Yokoyama, M., 1932a

Cenozoic | Mollusca : Bivalvia : Corbiculidae

Material Reports, no. 9, p. 392.

Cyrena sp.

Yokoyama, M., 1932a

Cenozoic | Mollusca : Bivalvia : Corbiculidae

Material Reports, no. 9, p. 392.

Cyrena verecunda Yokoyama   Syntype

Makiyama, J., 1959   pl. 85, fig. 5 (upper)

Cenozoic | Mollusca : Bivalvia : Corbiculidae

Material Reports, no. 9, p. 63.

Cyrena verecunda Yokoyama   Syntype

Makiyama, J., 1959   pl. 85, fig. 5 (lower)

Cenozoic | Mollusca : Bivalvia : Corbiculidae

Material Reports, no. 9, p. 63.

Cyrena verecunda Yokoyama, 1932   Syntype

Yokoyama, M., 1932a   p. 242, pl. 3, fig. 5a

Cenozoic | Mollusca : Bivalvia : Corbiculidae

Material Reports, no. 9, p. 389.

Cyrena verecunda Yokoyama, 1932   Syntype

Yokoyama, M., 1932a   p. 242, pl. 3, fig. 5b

Cenozoic | Mollusca : Bivalvia : Corbiculidae

Material Reports, no. 9, p. 389.

"Cyrena" (aff. Villorita) sp.

Matsumoto, T. [Matumoto, T.], 1938a   p. 17, text-fig. 16

Mesozoic | Mollusca : Bivalvia : Cardiidae

Material Reports, no. 2, p. 208.

"Cyrena" (aff. Villorita) sp.

Matsumoto, T. [Matumoto, T.], 1938a   p. 17, text-fig. 17

Mesozoic | Mollusca : Bivalvia : Cardiidae

Material Reports, no. 2, p. 208.