SANDFLIES AND DOMESTIC-ANIMALS INTERACTIO N AND LUTZOMYIA (NYSSOMYIA)INTERMEDIA (LUTZ-AND-NEIVA, 1912) PREDOMINANCE IN AN AREA WITH A HIGH-LEVEL OF ANTHROPY, IN SOUTHERN BRAZIL

Information on phlebotomine collections in an area with a high level o f human interference, in S. Jorge do Ivai county, Parana State, Southe rn Brazil, is reported. Lutzomyia (Nyssomyia) intermedia (Lutz & Neiva , 1912) was the dominant species. The number of sandflies in domiciles decreased sharply in the second period of collection. This occurred b ecause a pigsty was moved to a distance of approximately 100 meters fr om the houses by and because the basement of one the houses was cleane d out.