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单词 Spirula
释义 Spirula Zool.|ˈspaɪrjʊlə|
[mod.L., dim. of L. spīra spire n.3]
A genus of cephalopods having a flat spiral shell in the hinder part of the body; an animal of this genus, or one of the shells.
1835–6Todd's Cycl. Anat. I. 546/2 The shell of the Spirula is..convoluted on one plane, with the whorls disjoined.1851Woodward Mollusca i. 13 The argonaut, with his relative the spirula, both carnivorous.1881Cassell's Nat. Hist. V. 181 The beautiful pearly-white shell known as Spirula.
So ˈspirule. [Cf. F. spirule.]
1851Mary Roberts Mollusca 57 The Spirule, like the Nautilus, has a chambered, siphonated shell.
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