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He described the Insecta as: [1] A very numerous and various class consisting of small animals, breathing through lateral spiracles, armed on all sides with a bony skin, or covered with hair; furnished with many feet, and moveable antennae (or horns), which project from the head, and are the probable instruments of sensation.
The costa (C) is the leading marginal vein on most insects, although a small vein, the precosta, is sometimes found above the costa. In almost all extant insects, [1]: 41–42 the precosta is fused with the costa; the costa rarely ever branches because it is at the leading edge, which is associated at its base with the humeral plate. The ...
Insect species (IUCN, 2016.1) 5993 extant species have been evaluated; 4291 of those are fully assessed [a] 3144 are not threatened at present [b] 1146 to 2848 are threatened [c] 59 to 105 are extinct or extinct in the wild: 58 extinct (EX) species [d] 1 extinct in the wild (EW) 46 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR(PEW)]
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The particular form of biological classification (taxonomy) set up by Carl Linnaeus, as set forth in his Systema Naturae (1735) and subsequent works. In the taxonomy of Linnaeus there are three kingdoms, divided into classes, and the classes divided into lower ranks in a hierarchical order. A term for rank-based classification of organisms, in ...
Pages in category "Insects by classification" This category contains only the following page. This list may not reflect recent changes. P. Polyneoptera
The insect order Lepidoptera consists of moths and butterflies (43 superfamilies). [1] Most moths are night-flying, while the butterflies (superfamily Papilionoidea ) are the mainly day-flying. Within Lepidoptera as a whole, the groups listed below before Glossata contain a few basal families accounting for less than 200 species; the bulk of ...
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.