云南南滚河自然保护区蚁科昆虫区系分析

An Analysis on the Ant Fauna of the Nangun River Nature Reserve in Yunnan,China

蚂蚁是地球上分布最广泛的社会性昆虫，由于种类繁多、数量惊人，它们对生态环境具有特别重要的影响。近年来，国内先后开展了黑龙江、吉林、辽宁、西北、宁夏、陕西、太白山、湖南、四川、鄂西南、深圳、西双版纳等地区蚁科昆虫区系调查工作。

In order to reveal the characters of ant fauna at Nanguu River Nature Reserve in Yunnan, China, the ant specimens were collected through sample-plot and search-collecting methods. In total, 166 species belonging to 54 genera and 11 subfamilies of Formicidae were recognized. The distribution types and faunal composition were ana- lyzed. The ant fauna in the nature reserve has a typical Oriental character. At genus level, the ant fauna is closest to Australasian region, and farthest to Nearctic region. At species level, the Oriental species are in the dominant position, closest to Palaearctic region, and farthest to Neotropical region. Inside the zoogeographic districts of Chi- na, the ant fauna in the nature reserve has a typical character of Southern China district, and close to the fauna of Southwestern and Central China districts.