Familia 3. LEPADIDÆ. (Darwin, 'Lepadidæ,' p. 8, et 'Balanidæ,' p. 526.)
Cirripedia pedunculo flexili, musculis instructo; scuta et terga (si
qua adsunt) musculis depressoribus non instructa; reliquæ valvæ (si quæ
adsunt) in annulum immobilem non conjunctæ.
A Monograph on the Sub-class Cirripedia (Volume 2 of 2) The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc. · 第 205 / 417 题