hemibranch
n. [Gr. hemisys, half; branchos, gill]
Gill filaments only on one side; demibranch.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • hemibranch — 1) one of the two vertical rows of gill filaments composing a whole gill or holobranch 2) the half gill on the hyoid arch under the gill cover, also called the pseudobranch …   Dictionary of ichthyology

  • hemibranch — hemi·branch …   English syllables

  • hemibranch — ˈ ̷ ̷ ̷ ̷+ˌbraŋk noun 1. [New Latin Hemibranchii] : one of the Hemibranchii 2. [hemi (I) + branch] : a gill having lamellae or filaments only on one side; collectively …   Useful english dictionary

  • pseudobranchia — (plural pseudobranchiae)) a small gill (a hemibranch) found on the inside of the gill cover near the base. Despite the prefix pseudo it appears to be serially homologous with the other gills. Also called the hyoidean hemibranch or opercular gill …   Dictionary of ichthyology

  • Queensland lungfish — Temporal range: 100–0 Ma …   Wikipedia

  • branchial ray — the cartilaginous rod projecting out from the gill arch into the interbranchial septum which it supports and from the hyoid arch into the first hemibranch. Homologous with branchiostegal. Found in Elasmobranchii and Acanthodii …   Dictionary of ichthyology

  • false gill — pseudobranch (a small gill (a hemibranch) found on the inside of the gill cover near the base. Despite the prefix pseudo it appears to be serially homologous with the other gills) …   Dictionary of ichthyology

  • gill ray — branchial ray (the cartilaginous rod projecting out from the gill arch into the interbranchial septum which it supports and from the hyoid arch into the first hemibranch. Homologous with branchiostegal. Found in Elasmobranchii and Acanthodii) …   Dictionary of ichthyology

  • holobranch — ˈhäləˌbraŋk, ˈhōl noun ( s) Etymology: International Scientific Vocabulary hol + branch : a fish gill in which the branchial arch has two rows of lamellae or filaments compare hemibranch 2 …   Useful english dictionary

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