Key to the Families of North American Insects |
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Common terms and phrases
abdomen abdominal segments absent anal antennæ apex apical basal base beak beetles beneath body bristles broad cell cerci closed clubbed color constricted costa couplet covered coxal cavities crossveins cubital cells developed dilated Diptera distinct dorsal elongate elytra enlarged entire extending eyes female femora five five-jointed flattened folded fore wings formed four fourth Front coxæ fused grooved hairs head Hind coxæ hind wing insects joint lateral least legs less lobed longer male mandibles margin Maxillary palpi meeting membrane mesosternum middle minute moths narrow nearly never ocelli ORDER oval ovipositor pair petiolate plates posterior present prolonged prominent pronotum prothorax radial radius rarely rounded scales separated short shorter side similar simple slender sometimes species spines spurs stout strong strongly Subcosta suture Tarsal claws tarsal joint tarsi tarsus thickened third thorax tibia tibiæ transverse usually vein ventral segments wingless
Bibliographic information
| Title | Key to the Families of North American Insects |
| Authors | Charles Thomas Brues, Axel Leonard Melander |
| Publisher | The authors, 1916 |
| Original from | Harvard University |
| Digitized | Jun 17, 2008 |
| Length | 140 pages |
| Export Citation | BiBTeX EndNote RefMan |