A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 399
Страница - 401
[Plate VII., figure 3
d
.]
[Plate VII., figure 3
e
.]
[Plate VII., figure 4
a
.]
