kentrogon
In Cirripedia (Rhizocephala), dedifferentiated cells of female or hermaphrodite cyprid larva, at time they are being extruded through cyprid first antenna into host crustacean; or of male cyprid, being extruded into mantle cavity of female [Moore and McCormick, 1969].
Infective larval stage of kentrogonid rhizocephalans that develops beneath the cyprid exoskeleton [Brusca and Brusca, 2002].
(Subclass Cirripedia):
In Rhizocephalan, dedifferentiated stage following cyprid larva. Injected into host through stylet [Stachowitsch, 1992].
(Suborder Rhizocephala):
Undifferentiated cells following cyprid [McLaughlin, 1980].

Crustacea glossary. . 2011.

Look at other dictionaries:

  • kentrogon — n. [Gr. kentor, piercer; gone, that which generates] (ARTHROPODA: Crustacea) In Rhizocephala, undifferentiated cells formed after the cyprid larval molts and its appendages and carapace are discarded, that penetrates the integument of a Decapoda… …   Dictionary of invertebrate zoology

  • kentrogon — ken·tro·gon …   English syllables

  • kentrogon — ˈken.trəˌgän noun ( s) Etymology: Greek kentron sharp point, center of a circle + English gon more at center : a larva of a parasitic barnacle (order Rhizocephala) …   Useful english dictionary

  • stylet — See: caudal ramus [Martin, 2005]. Hollow cuticular structure of the kentrogon larva used for injecting a motile, multicellular, vermiform larval stage (called the vermigon or vermiform instar) into the host [Brusca and Brusca, 2002]. See: caudal… …   Crustacea glossary

  • Walter Garstang — (February 9, 1868 February 23, 1949), a Fellow of Lincoln College, Oxford, was a marine biologist and zoologist who was one of the first to study the functional biology of marine invertebrate larvae. His best known works on marine larvae were his …   Wikipedia

  • cyprid — n. [L. Cypris, Venus] (ARTHROPODA: Crustacea) In some rhizocephalan barnacles, larval stage after cypris and before kentrogon …   Dictionary of invertebrate zoology

  • cypris — n. [L. Cypris, Venus] (ARTHROPODA: Crustacea) In bivalve barnacles, the nonfeeding larval stage prior to metamorphosis into the cyprid, kentrogon and adult stage, so named because of its resemblance to the ostracod genus Cypris …   Dictionary of invertebrate zoology

  • kentron — n. [Gr. kentor, piercer] (ARTHROPODA: Crustacea) In Rhizocephala, a hollow stylet in the anterior body of a kentrogon that invades the antennule and pierces the integument of its host …   Dictionary of invertebrate zoology

  • vermigon — A motile, multicellular, vermiform larval stage injected by a kentrogon larva into the host. (Syn. vermiform instar) [Brusca and Brusca, 2002] …   Crustacea glossary

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