单词 | teleodont |
释义 | > as lemmasteleodont teleodont adj. Brit. /ˈtɛlɪədɒnt/ , /ˈtiːlɪədɒnt/ , U.S. /ˈtɛliəˌdɑnt/ , /ˈtiliəˌdɑnt/ (a) Palaeontology designating a complex form of toothed hinge found in shells of bivalve molluscs (rare); (b) Entomology designating the largest form of the mandibles occurring in certain beetles, esp. male stag beetles (family Lucanidae), or a beetle bearing such mandibles; contrasted with mesodont adj. 2 and priodont adj. 2; compare earlier telodont adj. at telo- comb. form1 .ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Coleoptera or beetles and weevils > [adjective] > of or relating to stag-beetle > of form of mandibles priodont1883 teleodont1889 prionodont1932 1889 W. H. Dall in Proc. U.S. National Mus. 12 239 These I believe to be comparatively modern specializations illustrating the general tendency of evolutionary processes toward a teleodont hinge. 1899 D. Sharp in Cambr. Nat. Hist. VI. 193 The largest developments being called teleodont, the smallest priodont. 1957 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 9) iii. 784 It is often possible to distinguish large (teleodont), small (priodont), and intermediate (mesodont) forms [of the mandibles]. 1986 E. Kucera tr. E. Kuhn-Schnyder & H. Rieber Handbk. Paleozool. 71 Heterodont (or teleodont) dentition is characterized by up to three short cardinal teeth on a hinge plate below the beak. 2007 Bull. de l'Inst. Royal des Sci. Nat. de Belgique: Entomol. 77 151/2 Autocrates males have a series of mandible sizes which could, as was previously done with the beetle family Lucanidae, be divided into teleodont, mesodont/amphiodont, and priodont specimens. < as lemmas |
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