A Monograph on the Sub-class Cirripedia (Volume 1 of 2) The Lepadidae: Or, Pedunculated CirripedesDarwin, Charles
A Monograph on the Sub-class Cirripedia (Volume 2 of 2) The Balanidæ, (or Sessile Cirripedes): the Verrucidæ, etc., etc.Darwin, Charles
