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branchiostegal

[ brang-kee-os-ti-guhl ]

noun

  1. Also called branchiostegal ray. one of the long, curved bones just below the operculum, supporting the gill membranes.


adjective

  1. of or relating to the branchiostegals.

branchiostegal

/ ˌbræŋkɪəˈstiːɡəl /

adjective

  1. zoology of or relating to the operculum covering the gill slits of fish

    branchiostegal rays

    branchiostegal membrane

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of branchiostegal1

First recorded in 1740–50; branchio- + steg(o)- + -al 1
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Word History and Origins

Origin of branchiostegal1

from branchia + Greek stegos roof
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Example Sentences

These are the bones connected with respiration—the operculum, the branchiostegal rays, the branchial arches, and others.

The branchiostegal rays of the two sides are united in front by an unpaired membrane bone, the basi-branchiostegal (fig. 11, 36).

Attached to the lower surface of the hyoid arch are a series of twelve flat branchiostegal rays (fig. 11, 35).

To the cerato-hyal are attached a series of seven strong curved cylindrical rods, the branchiostegal rays.

The branchial arches, generally five in number, all of which except the last bear branchiostegal rays.

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branchiopodbranchiostegous