A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 518
Страница - 520
Plate XXIX.
CIRRI.
[Plate XXIX., figure 1.]
[Plate XXIX., figure 2.]