| 单词 | Thysanura |
| 例句 | Relationships of the Orders.—Reasons have been given for regarding the Thysanura as representing, more nearly than any other living group, the primitive stock of the Hexapoda. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z Thysanura, this-a-nū′ra, n. an order of wingless insects of small size, undergoing no metamorphosis, the abdomen usually bearing peculiar structures which seem to be abortive limbs, the spring-tails or bristle-tails.—adjs. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) 2012-01-30T03:00:19.113Z It must also be observed that Prof. Westwood omits the parasitic Anoplura, as well as the Thysanura and Collembola. On the Origin and Metamorphoses of Insects 2011-12-05T03:00:46.667Z Order, Thysanura.—The members of this Order are lowly organised for their class. The Descent of Man and Selection in Relation to Sex, Vol. I 2011-01-17T03:00:49.523Z Subsequently our knowledge of the Thysanura has been markedly advanced by J.T. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" The stylets, when present, are placed on the ninth segment, and in some Thysanura exist also on the eighth segment; their development takes place later in life than that of the cerci. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z There are several Thysanura, which suggest the sand-fleas of our seashores, but are seldom noticed because of their small size. The Book of the National Parks Nicolet, the naturalist who, previous to Lubbock, has given us the most correct and complete account of the Thysanura, regarded them as an order, equivalent to the Coleoptera or Diptera, for example. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses Cinema: see Thysanura, of which this forms a group including the bristle-tails, and for which it has been used as an equivalent. Explanation of Terms Used in Entomology Lamarck included the Thysanura and the Myriapoda in his class Arachnida. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" Thysanura: fringe-tails; wingless, mandibulate insects without metamorphosis; with anal appendages; body covered with scales; thoracic segments similar. Explanation of Terms Used in Entomology |
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