甘肃啮齿动物区系组成研究

Study on rodent fauna in Gansu Province

通过实地调查、查阅文献资料,核对甘肃省各级相关单位的鼠类标本,研究后确认:甘肃啮齿类动物区系组成为90种31个亚种,隶属于43属、9科、12亚科、2亚目和2目。仓鼠科的种数占啮齿目种数的44.3%,鼠兔科的种数占兔形目种数的81.8%。仓鼠科、鼠科、松鼠科、鼠兔科和跳鼠科5科共计85种,是甘肃啮齿类动物的基本类群。

On the bases of acumulation in production, teaching and scientific researcn work m many years rodents fauna in Gansu Province was further studied by looking up literatures, checking on the rodents＇ specimen and field investigations. The results show that ninety species and thirty one sub-species of rodents are distributed in Gansu Province heretofore,which are being subordinated to forty three genuses,twelve sub-families, nine families,two sub-orders and two orders. The species of Circetidae account for 44. 3 percent of the whole species of Rodentia, the species of Ochotonidae account for 81.8 percent of the whole species of Lagomorpha. There are eighty five species in five families of Circetidae, Muridae, Sciuridae, Ochotonidae and Dipodoidea, which make up of the basic rodents distribution in Gansu.