aclid organ

aclid organ
A spined invagination located at the anterior end of an acanthor; sometimes referred to as a rostellum.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • acanthor — n. [Gr. akantha, thorn, spine] (ACANTHOCEPHALA) The first stage larva that emerges from the egg; the infective stage in the gut of the arthropod (intermediate host); has 6 8 blade like hooks forming an aclid organ or rostellum …   Dictionary of invertebrate zoology

  • rostellum — n. [L. rostellum, small beak] 1. A small beak or rostrum. 2. (ARTHROPODA: Insecta) The tubular piercing and sucking mouth parts. 3. (BRACHIOPODA) Low projection between anterior muscle scars to which internal oblique muscles are attached. 4.… …   Dictionary of invertebrate zoology

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