interbrachialadj.n.
/ɪntəˈbreɪkɪəl/ Zoology.
Situated between the ‘arms’ or rays of an echinoderm: = interambulacral adj., interradial adj. Also as n. An interbrachial part or member.
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the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > member of > parts of > interbrachial part
interbrachial1877
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [adjective] > belonging to or resembling echinoderms > of parts of > having five rays > situated between rays
interradial1870
interbrachial1877
1877 C. W. Thomson Voy. ‘Challenger’ II. ii. 66 Towards the base of the interbrachial groove.
1895 Athenæum 28 Dec. 906/1 This was specially the case with regard to the inter~brachials..and joints [of a fossil crinoid].
This entry has not yet been fully updated (first published 1900; most recently modified version published online September 2019).
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adj.n.1877