A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
Charles Darwin
Страница - 365
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[Plate II., figure 7
d
.]
George Sowerby.
[
BALANUS.
]
Plate III.
[Plate III., figure 1
a
.]
