单词 | podura |
释义 | Poduran. Entomology. A genus of very small springtails of the family Poduridae; (also podura) a springtail of this genus.Valid publication of the genus name: Linnaeus Systema Naturæ (ed. 10, 1758) I. 606. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > subclass Apterygota or Ametabola > [noun] > order Collembola > genus Podura Podura1752 silver-fish1855 silver lady- 1752 J. Hill Gen. Nat. Hist. III. i. 20 Podura... The black Podura, with short antennae... De geer calls it Podura aquatica nigra. The other species of Podura are very numerous. 1797 Encycl. Brit. XV. 169/1 The podura, by its elasticity, eludes the eager grasp of the naturalist. 1826 W. Kirby & W. Spence Introd. Entomol. III. 169 Dumeril..thought..Podura subject to a metamorphosis. 1844 W. B. Carpenter Animal Physiol. xii. 488 In one curious family, that of the Poduras or Spring-tails, the leap is accomplished by the sudden extension of the tail. 1856 J. Hogg Microscope (ed. 2) i. ii. 44 The Podura scale appears to be a compound structure. 1912 Chambers's Jrnl. Aug. 558/1 Each particle is coated with a film of millions of bacteria and of the podura or sewage-eating insect. 1930 Ecology 11 505 I personally have observed a species of Podura which was active at -14°C. 1991 Philos. Trans. (Royal Soc.) B. 333 264/1 By analogy with living insects (e.g. Podura), would not the long pretarsi of this small wingless insect have enabled it to walk on the surface of water and thus avoid predation? This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < |
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