A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 377
Страница - 379
[Plate IV., figure 2
d
.]
[Plate IV., figure 2
e
.]
[Plate IV., figure 2
f
.]
