佛坪国家自然保护区虻类及其分布

Tabanidae Distribution in Foping Nature Reserve

经野外样带调查和标本鉴定,佛坪自然保护区吸血虻类共有2亚科5属35种,其中斑虻属4种、占自然保护区虻种的11.4%,麻虻属3种、占整个虻种的8.6%,黄虻属2种、占5.7%,瘤虻属6种、占17.1%,虻属20种、占57.1%;海拔越低,虻种越多,海拔越高,虻种越少;每个种的种群数量高海拔区高于低海拔区。

Sampling plot investigation showed that there are 2 sub--families, 5 genera and 35 species of Tabanidae in Foping Nature Reserve, of which 4 species of Chrysops accounting for 11.4 percent; 3 species of Haematopota accounting for 8.6 % ; 2 species of Atylotus accounting for 5.7 % ; 6 species of Hybomitra accounting for 17.1%; 20 species of Tabanus aaccounting for 57.1%. The lower the alti-tude, the more Tabanidae species. But the number of each species population is higher in high--alti-tude area than that at a lower altitude.