- A pre-segmental appendage on either side of the median line of the carapace and bearing on its distal surface the cornea [Ingle, 1983].Articulating eye comprising peduncle and (usually) pigmented cornea [Poore, 2004].Peduncle movably articulated with head, carrying eye at its distal extremity, may be divided into 2 or 3 segments and may be retractable. (Syn. ocular peduncle) [Moore and McCormick, 1969].Peduncle or unfaceted part of the eye supporting the cornea [Perez Farfante and Kensley, 1997].Peduncle or unfaceted protion of eye bearing cornea [Butler, T.H.].See: ocular peduncle [McLaughlin, 1980].The peduncle or unfaceted portion of the eye supporting the cornea [Chace and Hobbs, 1969].(Order Decapoda):Ocular peduncle [Stachowitsch, 1992].(Order Stomatopoda):Ocular peduncle [Stachowitsch, 1992].(Order Leptostraca):Ocular peduncle [Stachowitsch, 1992].(Superorder Syncarida):In anaspidacean, one of two projections of head bearing eyes; may bear tubercle [Stachowitsch, 1992].(Order Euphausiacea):Ocular peduncle [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.