demanian system


demanian system
\\də̇ˈmänēən-, -man-\ noun also demanian vessel
Etymology: after Johannes G. de Man died 1930 Du. zoologist + English -ian
: a group of tubes near the anus of certain female nematodes that secrete a sticky substance which protects the eggs or functions during copulation

Useful english dictionary. 2012.

Look at other dictionaries:

  • demanian system — (NEMATA) A complex system consisting of paired efferent tubes connecting the intestine and uteri with one another and sometimes posteriorly with the exterior; thought to be seminal storage tubes …   Dictionary of invertebrate zoology

  • demanian vessel — noun see demanian system …   Useful english dictionary

  • ductus entericus — (NEMATA) A duct between osmium and uvette in the demanian system …   Dictionary of invertebrate zoology

  • ductus uterinus — (NEMATA) A duct between the uterus and the demanian system …   Dictionary of invertebrate zoology

  • genitointestinal canal — 1. (NEMATA) see demanian system. 2. (PLATYHELMINTHES: Trematoda) A duct connecting the oviduct and intestine of certain Polyopisthocotylea monogeneans. genito urinary see urogenital …   Dictionary of invertebrate zoology

  • moniliform glands — (NEMATA) Beadlike cells around the uvette of the demanian system, usually forming a rosette …   Dictionary of invertebrate zoology

  • rosettes — n. pl. [L. dim. rosa, rose] 1. A process resembling a rose in shape, applied to organs or markings of many invertebrates. 2. (BRYOZOA) The clubbed shaped cells of the funicular system (communication organs). 3. (ECHINODERMATA) Five large ossicles …   Dictionary of invertebrate zoology


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