acrembolic

English

Adjective

acrembolic (not comparable)

1. (biology) Able to be withdrawn by muscles that cause the tip to sink inwards.
   • 2003, Michael Schrödl, Sea slugs of southern South America:

     In contrast to Archidoris, N. claurina has a swollen prostate, an acrembolic penis, a strange anastomosis of the vagina and the duct connecting the allosperm receptacles, and, most significantly, minute caryophyllid tubercles.

   • 2008, Winston Ponder, David R. Lindberg -, Phylogeny and Evolution of the Mollusca, →ISBN, page 346:

     The acrembolic type has appeared independently several times in gastropods, including some heterobranchs, while the pleurembolic proboscis may have appeared only once.

   • 2013, Karl M. Wilbur, C. M. Yonge, Physiology of Mollusca - Volume 2, →ISBN, page 15:

     In the Pyramidellidae, attachment of the gastropod to its host is by way of a sucker situated at the tip of the long, acrembolic proboscis while the jaw, modified to form a buccal stylet, serves to pierce the integument of the host; there is no radula.