. Sanitary entomology; the entomology of disease, hygiene and sanitation. Fig. 14.—Larva of the little house fly, Fannia canicularis. Greatly enlarged. (Howardand Pierce, drawing by Bradford.). Fig. 15.—Dorsal view of eighth alvdominalsegment of the larva of Faniiia canic-nlaris. Very highly magnified. (Draw-ing by Bradford.) Fig. 16.—^entral view of terminal seg-ments of Fannia canicularis; the nintliand tenth segments are comprised inthe small zone around the anus. Veryhighly magnified. (Drawing by Brad-ford.) 3. 4. Stigmal plates wide apart, each with three straight slits nearlytransverse t
. Sanitary entomology; the entomology of disease, hygiene and sanitation. Fig. 14.—Larva of the little house fly, Fannia canicularis. Greatly enlarged. (Howardand Pierce, drawing by Bradford.). Fig. 15.—Dorsal view of eighth alvdominalsegment of the larva of Faniiia canic-nlaris. Very highly magnified. (Draw-ing by Bradford.) Fig. 16.—^entral view of terminal seg-ments of Fannia canicularis; the nintliand tenth segments are comprised inthe small zone around the anus. Veryhighly magnified. (Drawing by Brad-ford.) 3. 4. Stigmal plates wide apart, each with three straight slits nearlytransverse to the body and a distinct button (figs. 27, 28). Calliphora erythrocephala. Calliphpra plates about half their diameter apart, each with threestraight slits directed somewhat downward (fig. 31). Lucilia plates less than their own diameter apart, each withthree straight slits pointed downward; no button (figs. 29, 30). Chrysomya macellaria. 144 SANITARY ENTOMOLOGY 5. Stigmal plates at bottom of a deep pit; each plate has threeslits pointing downward, plates less than their diameter apart; nobutton. Sarcophagidae. Fannia canicidaris Linnaeus and FOnn
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbenefic, bookyear1921
