antennal carina
See: carapace carina (a) [Martin, 2005].
Ridge extending posteriorly along dorsal extremity of antennal region, often continuous with antennal spine (Fig. 2B) [Perez Farfante and Kensley, 1997].
(Order Decapoda):
On each side of carapace, narrow, longitudinal ridge extending posteriorly from antennal spine. (Syn. postannular crest) [Stachowitsch, 1992].

Crustacea glossary. . 2011.

Look at other dictionaries:

  • antennal carina — (ARTHROPODA: Crustacea) A prominent ridge extending posteriorly from a decapod antennal spine …   Dictionary of invertebrate zoology

  • carina — A raised ridge on the surface of the exoskeleton [Ingle, 1980]. A ridge or keel of the exoskeleton (Fig. 1, 2). (Pl. carinae) [Perez Farfante and Kensley, 1997]. Any keel like structure, as on dorsum of pleon on some amphipods; in cirripeds,… …   Crustacea glossary

  • hepatic carina — Carina located above hepatic region, generally in line with antennal and suprabranchial carinae [Butler, T.H.]. Longitudianlly or obliquely disposed ridge of variable length lying ventral to the hepatic region, sometimes extending almost to the… …   Crustacea glossary

  • carapace carina — Narrow ridge on surface of carapace (cf. decapod carapace and stomatopod integumental ornamentation) [McLaughlin, 1980]. Narrow ridge variously located on surface of decapoda carapace named types: a) antennal. Narrow ridge extending backward from …   Crustacea glossary

  • frontal carina — (ARTHROPODA: Insecta) A carina, or ridge, forming the medial boundary of the antennal fossa …   Dictionary of invertebrate zoology

  • facial carina — (ARTHROPODA: Insecta) One of the carinae of the frontal costa and of the accessory carinae of the face. a. In Orthoptera, one of the accessory carinae. b. In Diptera, the single median facial ridge separating the antennal grooves …   Dictionary of invertebrate zoology

  • 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

  • carapace grooves — (Order Decapoda): (a) antennal. Extending posteriorly from vicinity of antennal spine. (b) branchiocardiac. Oblique groove approximately in middle of posterior half on each side of carapace, separating branchial and cardiac regions and reaching… …   Crustacea glossary

  • carapace groove — Furrow on surface of decapod, generally dorsal named types: a) antennal. Furrow on carapace extending backward from vicinity of antennal spine. b) branchiocardiac. Oblique furrow approximately in middle of posterior half of each side of carapace …   Crustacea glossary

  • carapace spine — Sharp projection of carapace important for classification chief types: (a) antennal. Spine on front margin of carapace slightly below orbit. (b) branchiostegal. Spine on front margin of carapace or slightly behind it about halfway between… …   Crustacea glossary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”