单词 | veliger |
释义 | veligern. Zoology. A molluscan larva furnished with a velum or ciliated swimming-membrane. Also attributive. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Mollusca > [noun] > mollusc or shell-fish > larva veliger1877 trochosphere1883 1877 T. H. Huxley Man. Anat. Invertebrated Animals viii. 497 In the great majority of the Odontophora, the young leaves the egg as a veliger very similar to that of the Lamellibranchiata. 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 319 The Veliger stage is not always developed. 1883 Encycl. Brit. XVI. 654/2 In development they pass through the typical trochosphere and veliger stages provided with boat-like shell. This entry has not yet been fully updated (first published 1916; most recently modified version published online March 2022). < n.1877 |
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