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Definition of Term

(English) A term given to the anal fin (or the anterior portion of it) of a male fish when it is modified to serve as a copulatory organ, e.g., in guppies; a modification of the anterior anal fin rays in live-bearing fishes, modified as a trough or united as a tube, for the transferal of sperm to female. (See also: anal fin, reproduction, copulation)
(French) Nom de l'anale (ou de sa partie antérieure) d'un poisson mâle, modifiée en organe de copulation, par exemple chez les guppies ; modification des rayons antérieurs de la nageoire anale chez les poissons vivipares pour introduire le sperme dans la femelle. (See also: anal fin, reproduction, copulation)
(Portuguese) Termo que designa a barbatana anal (ou a sua porção anterior) dum macho de peixe quando está transformado em orgão copulatório. (See also: anal fin, reproduction, copulation)

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