| 单词 | Trichoptera |
| 例句 | As the number of different species of Trichoptera is very large, there are many different sorts of Caddis-worms. Old Flies in New Dresses How to Dress Dry Flies with the Wings in the Natural Position and Some New Wet Flies 2012-04-02T02:00:23.697Z The insects forming the order Trichoptera are well known in their larval condition, under the name of caddis worms. On the Origin and Metamorphoses of Insects 2011-12-05T03:00:46.667Z The perfect insect has four wings; and from these being closely covered with hairs, the order to which they belong has received the name of Trichoptera, which means "having hairy wings." Country Walks of a Naturalist with His Children Trichoptera, the cell between the forks of the radial sector, and separated from the 2d apical cell by a cross-vein. Explanation of Terms Used in Entomology Among the endopterygote orders many Neuroptera and Coleoptera, all Trichoptera, a very few Lepidoptera and many Diptera, have aquatic larvae. The Life-Story of Insects Spur formula: a numerical expression of their arrangement; as 2-3-4; two spurs on fore tibia, 3 on middle, and 4 on posterior; in Trichoptera. Explanation of Terms Used in Entomology The Trichoptera, or Caddis worms, offer many points of resemblance to the Neuroptera, while in others they approach more nearly to the Lepidoptera. On the Origin and Metamorphoses of Insects 2011-12-05T03:00:46.667Z Trichoptera: hairy-winged: insects with hairy primaries with many longitudinal veins and cells, covering the broader secondaries which are usually folded lengthwise; mouth mandibulate but rudimentary: head free; thorax agglutinate: metamorphosis complete. Explanation of Terms Used in Entomology Discoidal area: the middle area or field: Trichoptera; that area of the tegmina between the posterior or anal and the anterior or costal areas = d. field. Explanation of Terms Used in Entomology A free pupa is characteristic of the Coleoptera, Neuroptera, Trichoptera, Hymenoptera and many Diptera. The Life-Story of Insects Ventral comb: in Trichoptera, a transverse row of fine teeth on venter. Explanation of Terms Used in Entomology The Orthoptera, again, the order to which Grasshoppers, Crickets, Locusts, &c. belong, commence life in a similar condition; and the same may also be said of the Trichoptera. On the Origin and Metamorphoses of Insects 2011-12-05T03:00:46.667Z Wart: a spongy excrescence, more or less cylindric, with a nearly truncated tip: the enlarged, common base of a group of seta: in Trichoptera, a pitted elevation. Explanation of Terms Used in Entomology Disk: the central upper surface of any part; all the area within a margin; the central area of a wing: in Trichoptera, the obliquely ridged outer surface of hind femur in saltatoria. Explanation of Terms Used in Entomology Trochlea: the thickened base of the hind wings in Cicada: in Trichoptera a small elliptical space at base of hind wing behind origin of median vein. Explanation of Terms Used in Entomology Capillii: hairs of the head that form a cap as in certain Trichoptera and Tineid Lepidoptera. Explanation of Terms Used in Entomology Ears: organs of hearing, as on the first tibiae or on the first abdominal segment of some Trichoptera. Explanation of Terms Used in Entomology Jugum: in certain Lepidoptera and Trichoptera, a lobe or process at the base of primaries, overlapping secondaries and holding the two together in flight. Explanation of Terms Used in Entomology Heliciform: in the form of a spiral snail shell: applied to the cases of some Trichoptera. Explanation of Terms Used in Entomology Forks: Trichoptera; forks of veins in apical part of wing, numbered 1, 2, 3, etc. Explanation of Terms Used in Entomology Frenum: that which holds things together: a lunate or triangular portion at the inner and hinder base of the wing in Odonata and Trichoptera; see tendo. Explanation of Terms Used in Entomology Pouch: in Trichoptera, a depressed, usually longitudinal area in a wing. Explanation of Terms Used in Entomology |
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