. Elementary text-book of zoology [electronic resource]. Zoology. 250 ANNUL AT A. infest turnips. Many of the Hyme7ioptera have a sting at the hind end of the abdomen. This is modified from the ovipositor which in its turn is comparable with the gonapo- physes of the cockroach. In the saw-flies the ovipositor is in the form of a pair of saws which are used for perforating holes in twigs, in which the eggs are deposited. Order III.—Diptera. Fig. 167.—Tsetse Fly {Glossiiia morsitans) x The deadly African fly. The Diptera have a full metamorphosis, the mouth parts adapted for " piercing
. Elementary text-book of zoology [electronic resource]. Zoology. 250 ANNUL AT A. infest turnips. Many of the Hyme7ioptera have a sting at the hind end of the abdomen. This is modified from the ovipositor which in its turn is comparable with the gonapo- physes of the cockroach. In the saw-flies the ovipositor is in the form of a pair of saws which are used for perforating holes in twigs, in which the eggs are deposited. Order III.—Diptera. Fig. 167.—Tsetse Fly {Glossiiia morsitans) x The deadly African fly. The Diptera have a full metamorphosis, the mouth parts adapted for " piercing and sucking," and there is a single pair of membranous wings. The hind wings are reduced to a pair of small halteres or balancers, processes with knobs. They comprise the Flies, Gnats, and Fleas. Fig. 168.—Syrphus 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 Masterman, Arthur Thomas; Parsons, John Herbert, Sir, 1868-1957, donor; S. H. Lazarus (Firm); University College, London. Library Services. Edinburgh : E. & S. Livingstone
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1901
