猪巨吻棘头虫的中间宿主

THE INTERMEDIATE HOST OF MACRACANTHORHYNCHUS HIRUDINACEUS

本文报告了山东省五莲县松柏公社猪巨吻棘头虫的中间宿主。为棘头体所感染的甲虫[铜绿丽金龟(Anomala corpulenta Motschulsky)],共解剖740只,其中6只被感染,其感染率为0.8％。此虫出现于6～7月,7月中旬达高峰。此地铜绿金龟子是猪感染猪巨吻棘头虫的媒介之一。

Hunan infection by Macracanthorhynchus hirudinaceus has been found many times in Wulian county. The investigation of intermediate host was very important in prevention of M. hirudinaceus.In July 1985 and 1986, authors investigated on intermediate host of M. hroudinaceus in Sonbai village, wulian, in July, 1985 and 1986 and we found the Anomala corpulenta Motschulsky infected naturally by the acanthella. The infection rate of the acanthella of M. hirudinaceus among 740 A. corpulenta Motschulsky is 0.8%. Generally there is only one single acanthella in a host of A. corpulenta Motschulsky. But sometimes there are as many as 5, and in average 2 acanthellas contained in a host of A. corpulenta Motschulsdy.