A Monograph on the Sub-class Cirripedia: The Lepadidae, or, Pedunculated cirripedes |
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Common terms and phrases
adductor muscle Alepas animal apex articulated attached basal margin basal segments bristles bullate calcareous calcified capitulum carina caudal appendages chitine Cirripedes Cirripedia close coloured Complemental Male concave Conchoderma corium Crustacea Cumingii disc edge elongated externally fold formed fræna genera genus growth hermaphrodite Ibla imbedded inch in length inferior angle inner internal J. E. Gray labrum lamellæ larva larvæ latera layer Lepas Lithotrya longitudinal lower mandibles membrane minute mouth narrow nearly notch occludent margin olfactory orifices outer maxillæ ovarian tubes pair of cirri Palpi parasites pectinated pedicels peduncle Peronii Pollicipes posterior cirri posterior ramus prehensile antennæ projecting prominent prosoma protuberant rami ridge rostral rostrum rounded rudimentary sack scales Scalpellum scuta and terga scutum second cirrus seen serrated side sixth cirrus slightly species surface teeth tergum thick thickly clothed thin third cirrus thorax transverse triangular umbo umbones upper valves vesiculæ seminales whorl width