Membranous process developed on body in many cirripeds (Ascothoracica, Lepadomorpha) commonly on bases of cirri; may contain branches of testes; presumed to be respiratory in function [Moore and McCormick, 1969].
Membranous process developed on body in some cirripeds commonly at base of cirrus [McLaughlin, 1980].
(Subclass Cirripedia):
(
) [Anderson, 1980].
) [Anderson, 1980].Lepas anatifera: left valve removed. [Anderson, 1980]
(Subclass Cirripedia):
(
) [Anderson, 1980].
) [Anderson, 1980].Lepas anatifera: cirrus V; cirrus I, and extended cirral fan. [Anderson, 1980]
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.