A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 409
Страница - 411
[Plate VIII., figure 5
f
.]
[Plate VIII., figure 6
a
.]
[Plate VIII., figure 6
b
.]
