Elementary entomology . elementaryentomo00sand Year: [c1912] FLIES, MOSQUITOES, AND MIDGES 221 having a wing expanse of from one and one half to two inches. The giant crane-fly (Holorusia rubiginosa), of California, is the FIG. 349. Anopheles mosquito and malaria a, larva; t>, pupa; r, adult: d, the blast introduced into the blood by the mosquito ; e to /, stages through which the plasmodium passes in the red blood corpuscle ; /£, the spores which enter new blood corpuscles ; /, m, the microgamete ; n, o, the macrogamete; /, flagellas forming; g, union of a flagellum with macrogamete ;

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Elementary entomology . elementaryentomo00sand Year: [c1912] FLIES, MOSQUITOES, AND MIDGES 221 having a wing expanse of from one and one half to two inches. The giant crane-fly (Holorusia rubiginosa), of California, is the FIG. 349. Anopheles mosquito and malaria a, larva; t>, pupa; r, adult: d, the blast introduced into the blood by the mosquito ; e to /, stages through which the plasmodium passes in the red blood corpuscle ; /£, the spores which enter new blood corpuscles ; /, m, the microgamete ; n, o, the macrogamete; /, flagellas forming; g, union of a flagellum with macrogamete ; r, fusion of nuclei; s, the vermicule ; / to y, formation of the zygote in the mosquito stomach, the fully developed zygote, j, rupturing to produce blasts. (After J. B. Smith) largest species of the order, being two inches long and the legs spreading some four inches. What advantage the crane-flies derive from their size is a question, as they are very awkward and fragile.

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