. Elementary entomology. Entomology. ANATOMY OF INSECTS — EXTERNAL 19 around the greatly elongated tongue (hypopharynx) which is used for lapping and sucking, though the mandibles are still functional and are used in shaping wax and pollen. It should be noted that in several of these orders having suctorial mouth-parts in the adult stage the larvae have true biting mouth- parts. Caterpillars of all the Lepidoptera and the larvae of many. Fig. 21. Mouth-parts of the honey-bee a, antenna; /, labellum ; g, glossa, or tongue ; bn, labrum ; Ip^ labial palpi; m, mandible ; )«.v, maxilla ; mxp, maxil
. Elementary entomology. Entomology. ANATOMY OF INSECTS — EXTERNAL 19 around the greatly elongated tongue (hypopharynx) which is used for lapping and sucking, though the mandibles are still functional and are used in shaping wax and pollen. It should be noted that in several of these orders having suctorial mouth-parts in the adult stage the larvae have true biting mouth- parts. Caterpillars of all the Lepidoptera and the larvae of many. Fig. 21. Mouth-parts of the honey-bee a, antenna; /, labellum ; g, glossa, or tongue ; bn, labrum ; Ip^ labial palpi; m, mandible ; )«.v, maxilla ; mxp, maxillary palpus ; pg, paraglossa families of flies and Hymenoptera have biting mouth-parts and are injurious to vegetation, while the adults may be entirely harmless. This difference in the mouth-parts of the same insect in different stages must be borne in mind in considering insecticides for Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sanderson, Dwight, 1878-1944; Jackson, C. F. (Cicero Floyd), b. 1882; Metcalf Collection (North Carolina State University). NCRS. Boston, Ginn
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Keywords: ., bookcentury1900, bookdecade1, booksubjectentomology, bookyear1912
