四川木里鸭咀自然保护区兽类资源调查

摘要

2004年4月、2007年10月和2008年11月,对四川木里鸭咀自然保护区兽类资源进行了调查。结合历史文献资料,确认保护区有野生哺乳动物62种,隶属于8目20科;保护区有国家Ⅰ、Ⅱ级重点保护动物18种,其中Ⅰ级5种,有我国特有兽类21种。区系组成上东洋界45种,古北界15种,广布种两种,保护区兽类以东洋界成分为主,出现了一定程度的南北混杂现象。保护区有两个属的物种值得重点关注,他们是鼩形目缺齿鼩鼱属（Chodsigoa）、啮齿目绒鼠属（Eothenomys）。%Three field surveys of mammals were conducted in Muli Yazui Nature Reserve in April 2004,October 2007 and November 2008.In combination with the data published previously,62 mammalian species were found in the reserve,belonging to 20 families and 8 orders,of which 18 species had been listed in Chinese National Key Protected Wild Animal Species and 21 species were endemic to China.An investigation of the biogeographic origin of this mammal fauna has indicated that 45 species belong to the Oriental realm,15 species belong to the Palaearctic realm,and 2 species are widely distributed.There are two genera being worthy of attention,namely,Chodsigoa and Eothenomys.