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单词 pyrosoma
释义

Pyrosoman.

Brit. /ˌpʌɪrə(ʊ)ˈsəʊmə/, U.S. /ˌpaɪroʊˈsoʊmə/
Origin: A borrowing from Latin. Etymon: Latin Pyrosoma.
Etymology: < scientific Latin Pyrosoma, genus name (M. Péron 1804, in Ann. Muséum National d'Hist. Nat. de Paris 4 437) < ancient Greek πυρο- pyro- comb. form + σῶμα body (see soma n.2). Compare earlier pyrosome n.In quot. 1834 showing an unchanged plural form.
Zoology.
A genus of pelagic, colonial thaliaceans (tunicates) found in tropical waters, the sole genus of the order Pyrosomida, which consists of brilliantly phosphorescent, translucent individuals united into a hollow cylinder closed at one end; (also pyrosoma) an animal of this or a related genus; = pyrosome n.
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the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > division Molluscoidea > [noun] > division Tunicata > class Thaliacea > member of genus Pyrosoma
pyrosome1812
Pyrosoma1834
1834 G. Bennett Wanderings New S. Wales I. ii. 41 I threw the towing net overboard, and in twenty minutes succeeding in capturing several pyrosoma, giving out their usual pale green light.
1883 Harper's Mag. Jan. 187/2 The most glorious fire bodies of the sea, the salpa and pyrosoma, the latter a pelagic aggregation of individuals, forming a hollow cylinder..from five inches to five feet in length.
1936 F. S. Russell & C. M. Yonge Seas (ed. 2) viii. 192 The interesting Tunicate named Pyrosoma..is found drifting about near the surface of the sea.
1963 G. A. Kerkut Borradaile & Potts's Invertebrata (rev. ed.) xviii. 737 In Pyrosoma and the Salpidae the egg is retained long in the parent.
1994 E. E. Ruppert & R. D. Barnes Invertebr. Zool. (ed. 6) xvii. 894/1 The tropical pyrosomes, such as species of Pyrosoma, are brilliantly luminescent colonial thaliaceans.
This is a new entry (OED Third Edition, December 2007; most recently modified version published online March 2022).
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n.1834
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