| 释义 |
chrysomelid, n. and a. Entomol.
Brit. |ˌkrɪsəˈmɛlɪd|, |ˌkrɪsəˈmiːlɪd|, |krʌɪˈsɒməlɪd|, U.S. |ˌkrɪsəˈmɛlɪd|, |krəˈsɑməˌlɪd|
[‹ scientific Latin Chrysomela, genus name (Linnaeus Fauna Suecica (1746)) + -id suffix3, after scientific Latin Chrysomelidae, family name (1858 or earlier).
Scientific Latin Chrysomela is apparently > comb. form + µηλολόνθη cockchafer (see Melolontha n.) + -ιον, diminutive suffix).]
A. n. Any of numerous small herbivorous beetles constituting the family Chrysomelidae, typically roundish or oval and brightly coloured or with a metallic lustre, and including several serious crop pests; a leaf beetle.
1871Amer. Naturalist 5 566, I have found that the embryology of Gastrophysa cœruleipennis in its later stages also agrees with that of Donacia, (both being Chrysomelids). 1921C. A. Ealand Insect Life vi. 210 The curious Bloody-Nosed Beetle, T[imarcha] tenebricosa..is the largest European Chrysomelid, sluggish and wingless, and when touched it emits a blood-red fluid. 1944R. Matheson Entomol. for Introd. Courses xv. 359 The potato beetle, Leptinotarsa decemlineata, is one of our largest chrysomelids. 2001G. C. McGavin Essent. Entomol. 197 A few chrysomelids have their uses and have been successful in biological control programmes against weeds.
B. adj. Of or relating to the family Chrysomelidae.
1881Bot. Gaz. 6 289, I recollect seeing the cottonwoods..almost entirely stripped of their foliage..by a chrysomelid beetle, Plagiodera scripta. 1931K. M. Smith Textbk. Agric. Entomol. ix. 111 Pupa. Chrysomelid type, enveloped in a thin transparent membrane, bright yellow, darkening rapidly until normal adult colouring is attained. 1992W. T. Parsons & E. G. Cuthbertson Noxious Weeds Austral. 585/2 A chrysomelid beetle, Chrysolina gypsophilae, which is restricted to plants of the Tribe Antirrhineae, is also being considered for release in Canada. |