opisthobranch

English

Etymology

From opistho- +‎ branchia.

Pronunciation
  • IPA(key): /ɵˈpɪsθəbɹæŋk/

Noun

opisthobranch (plural opisthobranchs)

  1. (zoology) A gastropod with gills behind the heart, formerly thought to belong to a single group.

Adjective

opisthobranch (not comparable)

  1. (of gills) Placed behind the heart.
    Antonym: prosobranch
  2. (of a gastropod) Having gills placed behind the heart.
    Antonym: prosobranch
    • 2016 January 21, “Choose Your Weaponry: Selective Storage of a Single Toxic Compound, Latrunculin A, by Closely Related Nudibranch Molluscs”, in PLOS ONE‎, →DOI:
      For example, the antitumour depsipeptide kahalalide F was isolated from the opisthobranch mollusc Elysia rufescens, and is used by both the mollusc and its dietary alga Bryopsis spp.
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