单词 | neogastropod |
释义 | neogastropodn.adj. Zoology. A. n. A prosobranch gastropod of the order Neogastropoda, comprising marine forms that resemble mesogastropods but which differ from them in having a radula with three teeth to a transverse row and with a siphon carried in a notch in the aperture of the shell. ΚΠ 1958 J. E. Morton Molluscs ii. 35 The Volutacea..are sand-dwelling neogastropods. 1987 M. S. Laverack & J. Dando Lect. Notes Invertebr. Zool. (ed. 3) xxvi. 156/1 In neogastropods fertilization is internal. 1994 Q. Rev. Biol. 70 523 Based primarily on personal observations of these carnivorous marine neogastropod snails made over a span of over 30 years, the authors deal with a large group of morphologically similar species. B. adj. Belonging to or characteristic of the order Neogastropoda; of or relating to a neogastropod. ΚΠ 1965 Science 3 Dec. 1349 (title) The functional morphology of the neogastropod mantle cavity. 1975 Nature 30 Oct. 795/1 Meso- and neogastropod shell colour, however, is not totally independent of diet. 1987 M. S. Laverack & J. Dando Lect. Notes Invertebr. Zool. (ed. 3) xxvi. 149/2 Predatory molluscs are usually highly mobile or specially adapted for prey capture in some dramatic way (e.g. the proboscis of neogastropod prosobranchs). 1993 E. N. K. Clarkson Invertebr. Palaeontol. & Evol. (ed. 3) viii. 221/1 Other groups, such as the gigantic neogastropod Family Strombidae and the cowrie-shell Family Cypraeidae, appeared for the first time in the later Mesozoic. This is a new entry (OED Third Edition, September 2003; most recently modified version published online March 2022). < |
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