单词 | anuran |
释义 | anurann.adj. Zoology. A. n. A member of the order Anura, comprising those amphibians in which a tail is absent in the adult (frogs and toads). Cf. batrachian n. ΘΚΠ the world > animals > amphibians > order Anura or Salienta (frogs and toads) > [noun] > member of batrachian1838 anuran1842 discoglossid1884 discoglossoid1905 salientian1948 1842 R. Owen in Rep. 11th Meeting Brit. Assoc. Advancem. Sci. 1841 201 The Batrachian order, which is first indicated by the large and powerful Crocodiloid Labyrinthodonts, has dwindled down to the diminutive and defenceless Anourans and the fish-like Perennibranchians. 1871 Philos. Trans. (Royal Soc.) 161 202 Such power of variation..suggests the probability that some of the very earliest of the Amphibia..did not stop at the last metamorphic stage of an Anuran, but changed still further. 1926 J. S. Huxley Ess. Pop. Sci. 293 The different behaviour of the limbs and the tail in urodeles and anurans. 1986 A. S. Romer & T. S. Parsons Vertebr. Body (ed. 6) iii. 68 Typical, if rather primitive, anurans are present in the Jurassic. 2013 Western Mail (Nexis) 9 Nov. 23 The Welsh populations [of African clawed toad] mostly predate freshwater crustaceans, though fears exist that this large anuran may also feed on the tadpoles of native species. B. adj. Of or relating to the order Anura. Cf. anourous adj. ΘΚΠ the world > animals > amphibians > order Anura or Salienta (frogs and toads) > [adjective] batrachian1834 acaudate1835 discoglossid1872 anuran1875 discoglossoid1899 batrachiate1902 salientian1948 1875 T. H. Huxley in Encycl. Brit. I. 770/1 Its horny jaw-sheaths [sc. those of Siren] might be compared to those of the Anuran tadpole. 1900 Amer. Naturalist 34 689 The segmentation of several other anuran eggs that contain much yolk has not as yet been described. 1940 G. S. Carter Gen. Zool. Invertebr. xxiii. 474 Anuran tadpoles are much more modified from the fish type than the larvæ of the more primitive Urodela. 2000 C. Tudge Variety of Life ii. xvi. 402 Only some of the 20 or so living anuran families..can be traced back to the Mesozoic. This entry has been updated (OED Third Edition, March 2016; most recently modified version published online December 2021). < n.adj.1842 |
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