贵州飞虱科昆虫物种多样性及地理分布格局(半翅目,蜡蝉总科,飞虱科)

The fauna and biogeography of planthoppers(Hemiptera,Fulgoroidea,Delphacidae)in Guizhou

贵州现有飞虱科昆虫2亚科61属111种,分别占中国已知属、种数的38.1%和29.3%;特有属2个,占贵州已有属3.3%;特有种19个,占贵州已有种17.1%。在世界动物地理区划中以东洋种为主,跨东洋界和古北界次之,其他跨界种则为数不多;在中国动物地理区划中,以东洋界的华中区和跨华中区和华南区种为主,跨华中区、华南区和西南区种次之,其他跨区种则较少。在贵州5个自然地理省中,黔南低山河谷省共58种,占总数的37.9%;黔中山原丘陵省共44种,占总数的28.8%;黔北中山峡谷省共有24种分布,占15.7%;黔东低山丘陵省共有22种分布,占14.4%;黔西高原中山省仅有5种分布,占3.3%。贵州飞虱总体分布格局呈现东多西少,南多北少的分布规律。

Delphacidae of Guizbou consists of two subfamilies, 61 genera and 111 species, the proportion of genera and species accounted for 38.1% and 29.3% , respectively in China. There are two endemic genera and 19 endemic species, which account for 3.3% and 17.1% of the total of genera and species, respectively. In world＇s animal fauna, most of them are oriental species. In Chinese geographic distribution pattern, most of them are Central and Central - Southern region species. In the geographic distribution pattern of Guizhou, southern region has 58 species, accounting for 38% in proportion, and central region possesses 44 species, about 29% in proportion. North region of Guizhou has 24 species, accounting for 16% in proportion, and eastern region has 22 species, about 14% in proportion. However, western region only has five species, about 3% in proportion. In general, the distribution pattern of Delphacidae in Guizhou charaeterizes in a superior number in eastern or northern region to that of the western or southern region, respectively.