单词 | metabola |
释义 | Metabolan. Entomology. Now rare. With plural agreement. A major division of insects comprising all those which undergo metamorphosis (now usually treated as the subclass Pterygota). Formerly also (more narrowly): †a division comprising insects which undergo complete metamorphosis (now usually called Holometabola) (obsolete). Cf. Ametabola n., hemimetabola n. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > division Endopterygota or Metabola (winged) > [noun] Metabola1855 1838 Penny Cycl. XII. 494/2 Insecta Metabola.] 1855 W. S. Dallas Syst. Nat. Hist. I. 342 The suctorial Metabola. 1885 Amer. Naturalist 19 878 The Metabola have from the first retained the membranous character of the front wings. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 508 In the Metabola, three well marked stages are distinguishable. 1947 A. D. Imms Outl. Entomol. (ed. 3) iii. 88 Some insects (i.e. Apterygota..) emerge from the eggs in a phase resembling miniature adults and the change of form from instar to instar is too slight and gradual to merit the term metamorphosis. Such insects are, for this reason, known as Ametabola. All other insects pass through a metamorphosis and, in contradistinction to ametabolous forms, are termed Metabola. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < n.1855 |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。