A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 457
Страница - 459
[Plate XIV., figure 6
s
.]
[Plate XIV., figure 6
t
.]
[Plate XIV., figure 6
U
.]
