trophotaenia

trophotaenia
(plural trophotaeniae))
a ribbon-like extension from the anal or urogenital region of embryonic Goodeidae, Parabrotula (Zoarcidae), Oligopus and Microbrotula (Ophidioidei) which intermingles with ovigerous folds and transfer nutrient material between mother and young

Dictionary of ichthyology. 2009.

Игры ⚽ Поможем сделать НИР

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  • Goodeidae — Taxobox name = Splitfins regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Cyprinodontiformes familia = Goodeidae subdivision ranks = Subfamilies subdivision = Empetrichthyinae Goodeinae See text for genera and species.Splitfins …   Wikipedia

  • Ameca splendens — Taxobox name = Ameca splendens status = EW | status system = IUCN2.3 image width = 240px image caption = Male in relaxed coloration. Note andropodium at anal fin regnum = Animalia phylum = Chordata classis = Actinopterygii ordo =… …   Wikipedia

  • absorptive feeding — nutrient acquisition during fish ontogeny from an ovarian secretion via flaps, trophotaenia, or trophonemeta, or from the environment via body surfaces or special external gut and finfold structures …   Dictionary of ichthyology

  • histotrophe — ovarian or uterine milk, a secretion produced by teleost livebearers for absorptive feeding using special structures (e.g. trophotaenia) during fish ontogeny. There is a small to moderate weight gain during embryonic development, e.g. Ameca… …   Dictionary of ichthyology

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