coelomic funnel

coelomic funnel
a ring-shaped peritoneal fold in female Salmonidae, for example, that guides the mature ova into the genital cavity from whence they exit to the exterior

Dictionary of ichthyology. 2009.

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  • coelomic funnel — The nephrostome …   Dictionary of invertebrate zoology

  • genital funnel — a ring shaped peritoneal fold through which the mature eggs pass on the way to the exterior via an orifice. Also called the coelomic funnel …   Dictionary of ichthyology

  • genital cavity — the space at the posterior end of the abdominal cavity separated from the rest by a ring shaped peritoneal fold (called the genital or coelomic funnel) through which the mature eggs pass on the way to the exterior via an orifice …   Dictionary of ichthyology

  • nephromixium — n.; pl. ia [Gr. nephros, kidney; mixis, mingling] An organ with flame cells and coelomic funnel serving as both excretory and genital duct; a nephrogonoduct; see protonephromixium, metanephromixium, mixonephridium …   Dictionary of invertebrate zoology

  • metanephridium — “+ noun Etymology: New Latin, from meta + nephridium : a nephridium that originates in a ciliated coelomic funnel compare protonephridium …   Useful english dictionary

  • circulation — circulable /serr kyeuh leuh beuhl/, adj. /serr kyeuh lay sheuhn/, n. 1. an act or instance of circulating, moving in a circle or circuit, or flowing. 2. the continuous movement of blood through the heart and blood vessels, which is maintained… …   Universalium

  • animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …   Universalium

  • reproductive system, animal — Introduction       any of the organ systems by which animals reproduce.       The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… …   Universalium

  • annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… …   Universalium

  • lamp shells — ▪ animal Introduction also called  brachiopod,         any member of the phylum Brachiopoda, a group of bottom dwelling marine invertebrates. They are covered by two valves, or shells; one valve covers the dorsal, or top, side; the other covers… …   Universalium

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