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His genus Coccus, containing the scale insects, he placed among the 4-winged Hemiptera, along with aphids and other plant-attacking insects, even though females have no wings, and males have two wings. [2] Similarly, the sheep ked Hippobosca ovina (now Melophagus ovinus) was correctly placed among the Diptera, despite being wingless. [2]
The word insect comes from the Latin word insectum from in, "cut up", [1] as insects appear to be cut into three parts. The Latin word was introduced by Pliny the Elder who calqued the Ancient Greek word ἔντομον éntomon "insect" (as in entomology ) from ἔντομος éntomos "cut in pieces"; [ 2 ] this was Aristotle 's term for this ...
pdf download manual (two parts Main text and figures index) Hongfu, Zhu, 1949 How to know the immature insects; an illustrated key for identifying the orders and families of many of the immature insects with suggestions for collecting, rearing and studying them, by H. F. Chu. Pictured key nature series Dubuque, Iowa, W. C. Brown Co. Full text ...
The ecdysial suture is longitudinally placed on the vertex, separating the epicranial halves of the head to the left and right sides. Depending on the insect, the suture may come in different shapes: like either a Y, U or V. Those diverging lines that make up the ecdysial suture are called the frontal or frontogenal sutures.
Adult lepidopterans have four wings – a forewing and a hindwing on both the left and the right side of the thorax – and, like all insects, three pairs of legs. [11] The morphological characteristics which distinguish the order Lepidoptera from other insect orders are: [10]: 246
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Handbooks for the Identification of British Insects is a series of books produced by the Royal Entomological Society (RES). The aim of the Handbooks is to provide illustrated identification keys to the insects of Britain, together with concise morphological, biological and distributional information.