A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 454
Страница - 456
Plate XIV.
[Plate XIV., figure 6
i
.]
[Plate XIV., figure 6
k
.]
