eyestalk

eyestalk
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. . 2011.

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Look at other dictionaries:

  • Eyestalk — Eye stalk , n. (Zo[ o]l.) One of the movable peduncles which, in the decapod Crustacea, bear the eyes at the tip. [1913 Webster] …   The Collaborative International Dictionary of English

  • eyestalk — [ī′stôk΄] n. a movable stalk with a compound eye at the tip, as in lobsters, shrimps, snails, and certain other crustaceans and mollusks …   English World dictionary

  • Eyestalk — Pulmonate land snails usually have two sets of tentacles on their head: the upper pair have an eye at the end; the lower pair are for olfaction …   Wikipedia

  • eyestalk — a moveable, elongate peduncle bearing an eye at the tip, e.g. in the larvae of Idiacanthidae. Placodermi and Chondrichthyes have an eyestalk, a small cartilage linking the eyeball to the braincase …   Dictionary of ichthyology

  • eyestalk — noun Date: 1854 one of the movable peduncles bearing an eye at the tip in a decapod crustacean …   New Collegiate Dictionary

  • eyestalk — see ocular peduncle …   Dictionary of invertebrate zoology

  • eyestalk — /uy stawk /, n. Zool. the stalk or peduncle upon which the eye is borne in lobsters, shrimps, etc. [1850 55; EYE + STALK1] * * * …   Universalium

  • eyestalk — noun A motile stalk having an eye at the tip Syn: ommatophore …   Wiktionary

  • eyestalk — eye•stalk [[t]ˈaɪˌstɔk[/t]] n. zool. a stalk or peduncle upon which an eye is borne, as in a lobster or shrimp • Etymology: 1850–55 …   From formal English to slang

  • eyestalk — /ˈaɪstɔk/ (say uystawk) noun the stalk or peduncle upon which the eye is borne in lobsters, shrimps, etc …  

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