. Entomology for medical officers. Insect pests; Insects as carriers of disease. anr antgroove. Fig. 79.âCtenocepJialus. Pig. 80 maxfL- labialpri y - mand/ â Ceratophyllvs. Genus Ceratophyllus, Curtis (Fig. 80). This is a very large and widespread genus. There is a comb on the pronotum, but not on the head, and there are three ante- pygidial bristles on each side. C. fasciatus, Bosc a flea commonly found on rats in Europe, has eighteen to'twenty teeth in the pronotal Please note that these images are extracted from scanned page images that may have been digitally enhanced for readabilit
. Entomology for medical officers. Insect pests; Insects as carriers of disease. anr antgroove. Fig. 79.âCtenocepJialus. Pig. 80 maxfL- labialpri y - mand/ â Ceratophyllvs. Genus Ceratophyllus, Curtis (Fig. 80). This is a very large and widespread genus. There is a comb on the pronotum, but not on the head, and there are three ante- pygidial bristles on each side. C. fasciatus, Bosc a flea commonly found on rats in Europe, has eighteen to'twenty teeth in the pronotal 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 Alcock, A. (Alfred), 1859-1933. London, Gurney & Jackson
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