A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 442
Страница - 444
[Plate XII., figure 5
f
.]
[Plate XII., figure 6.]
[Plate XII., figure 7
a
.]
