supraorbital spine

supraorbital spine
See: carapace spine (i) [Martin, 2005].
A spine on the carapace situated posterodorsal to the orbit [Hobbs, Hobbs, and Daniel 1977].
Spine above and behind orbit (Fig. 2) [Williams, 1984].
Spine located posterior to the orbital margin of the carapace [Perez Farfante and Kensley, 1997].
Spine on carapace of shrimps, situated posterodorsal to orbit [Hobbs and Jass, 1988].
(Order Decapoda):
Anteriorly directed, spine-like projection on orbital region on each side of carapace; located at anterior edge, above and behind orbit [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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  • carapace carinae — (Order Decapoda): (a) antennal. Extending posteriorly from antennal spine. (b) branchial. Extending posteriorly from orbit over branchial region. (c) branchiocardiac. Dividing branchial from cardiac region. (d) gastroorbital. Extending… …   Crustacea glossary

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  • gastroorbital carina — (ARTHROPODA: Crustacea) In Decapoda, a narrow carapace ridge extending posteriorly from the supraorbital spine; supraorbital …   Dictionary of invertebrate zoology

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