汉阴县天蛾科昆虫区系研究

Floristic Analysis of Moth in Hanyin County

汉阴县天蛾科昆虫共有5亚科27属52种。云纹天蛾亚科、面形天蛾亚科和斜纹天蛾亚科是汉阴县天蛾科昆虫区系主要组成者和优势类群。古北界15种,占该县总种数的28.85%。东洋界19种,占该县总种数的36.54%。古北—东洋共有种10种,占该县总种数的19.23%。汉阴县天蛾科昆虫东洋界组分占优势。东洋界、古北界和古北-东洋界共有种三大类群是汉阴县天蛾科主要组成成分。这样的区系组成与汉阴所处的特殊地理位置——秦巴山区密切相关。

There are 52 species of insects belonging to 27 genera and 5 subfamilies within Sphingidae in Hanyin County.The main fauna and dominant groups of Sphingidae in Hanyin County are the subfamilies of Ambulicinae,the subfamilies of Acherontiini and the subfamilies of Choerocampinae in Hanyin County.There are 15 species in the Palaearctic realm,accounting for 28.85% of the total number of species in the county and 19 species in Oriental realm,accounting for 36.54%of the total number of species in the county.There are 10 species in Palaearctic-Oriental,accounting for 19.23%of the total species in this county.The Oriental composition in Mothidae is dominant in Hanyin County,Shaanxi Province.There are three groups of species in the Oriental,Palaearctic and Palaearctic-Oriental realms,which are the main components of the family Sphingidae in Hanyin County.Such fauna composition is closely related to the special geographical location of Hanyin in Qin-ba Mountains.