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单词 rhabdopleura
释义

Rhabdopleuran.

Brit. /ˌrabdə(ʊ)ˈplʊərə/, /ˌrabdə(ʊ)ˈplɔːrə/, U.S. /ˌræbdəˈplʊrə/
Origin: A borrowing from Latin. Etymon: Latin Rhabdopleura.
Etymology: < scientific Latin Rhabdopleura, genus name (see quot. 1869) < ancient Greek ῥαβδο- rhabdo- comb. form + πλευρά rib, side (see pleura n.).
Zoology.
A genus of colonial hemichordates of the class Pterobranchia, having two backward-curving arms bearing tentacles; (also rhabdopleura) a pterobranch of this genus.Individuals live in tubes connected by a shared stolon.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Hemichordata > [noun] > member of class Pterobranchia > member of genus Rhabdopleura
Rhabdopleura1869
1869 G. J. Allman in Q. Jrnl. Microsc. Sci. 9 58 The remarkable polyzoon for which the genus Rhabdopleura has been constituted is eminently distinguished by the presence within its cœnœcium of a rigid chitinous rod.
1885 Encycl. Brit. XIX. 435/1 The dwelling of Rhabdopleura is a branched system of annulated tubes of a delicate membranous consistency, each tube corresponding to a single polypide.
1922 Proc. National Acad. Sci. U.S.A. 8 224 In the pterobranchiates (Rhabdopleura and Cephalodiscus) the formation of colonies by asexual budding is developed to a high degree.
1955 N. J. Berrill Origin Vertebr. xi. 117 Cephalodiscus, Rhabdopleura, and balanoglossids seem never to have become completely sessile forms.
1998 L. Margulis & K. V. Schwartz Five Kingdoms (ed. 3) iii. 316/2 The pterobranch Rhabdopleura is a suspension feeder, capturing food with the tentacles on its arms.
This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022).
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n.1869
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