首页 / 官方藏书 / A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc. / 35. BALANUS CEPA. Pl. 7 fig. 8 a-8 c.

35. BALANUS CEPA. Pl. 7 fig. 8 a-8 c.

A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc. · Charles Darwin · 第 43 / 136 章