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XLVI] Other parts of the body are by no means exempt; the scrotum, penis, the skin around the anus, the thighs, and even the hands (Fig. 211) and face, are often attacked. Usually only one or two chiggers are found at a time; occasionally they are present in hundreds, the little pits left after their extraction being sometimes so closely set that parts of the surface may look like a honeycomb.



Treatment.—In chigger regions, houses, particularly the ground floors, must be frequently swept and accumulation of dust and débris be prevented. The housing of cattle, pigs, and poultry must be similarly attended to. The floors should be sprinkled often with carbolic water, pyrethrum powder, or similar insecticide, and walking barefooted must be avoided. Bathing must be practised daily, and any chiggers that may have fastened themselves on the