abambulacral
see abactinal.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • abactinal — adj. [L. ab, from; Gr. aktis, ray] (ECHINODERMATA) Of or pertaining to the area of the body without tube feet that normally does not include the madreporite; not situated on the ambulacral area; abambulacral; abactinally adv …   Dictionary of invertebrate zoology

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