四川省有瓣蝇类区系分布研究

1979～2006年采用网捕法，调查四川省有瓣蝇类区系分布情况。四川地区有瓣蝇类有1173种，隶属9科220属，以东洋界蝇类为主，有803种（含特有种537种），占已知种的68．46％，其次为（东洋＋古北）界种，有254种，占21．65％。国内动物区系分布以西南区蝇类分布为主，有621种，占已知种的59．24％，其次为（西南＋青藏）区种，有63种，占5．37％。以上数据表明，四川地区有瓣蝇类世界区系分布以东洋区蝇类为主，国内区系分布以西南区为主。

FAUNA ON CALYPTRATAE(DIPTERA:CYCLORRHAPHA) IN SICHUAN PROVINCE, CHINA

The mist net catching and entomological classification principles and methods were used to study faunal distribution of calyptratae species in Sichuan Province through 1979-2006 year. The results showed there were 1173 species belonging to 9 family 220 genus of Calyptratre Known in sichuan province, China. The faunal distribution was mostly Oriental Zeogeographic region characteristic, of whice 803 species （including 537 endemic species） were recorded, accounted 68.46% for that known species in the area, secondly is Oriental-Palaearctic Zoogeographic region species, of which 254 species were recorded, accounted 21.65%. Faunal distribution on a domestic scale of calyptatae was main West- south Zoogeographic region characteristic, of which 621 species were found, accounted 59.24% , next 63 species were recorded in Southwest-QingTibet zoogeographic region, of which accounted 5.37%. Faunal distribution on a global scale of calyptratae in Sichuan Province was mostly Oriental Zoogeographic region, and on a domestic scale main Southwest one.