四川毛寨自然保护区兽类资源调查

A Survey of Animal Resources in Maozhai Nature Reserve in Sichuan Province

2005年10～11月年和2006年4月,对四川青川县毛寨自然保护区兽类资源进行了调查。根据调查并结合访问、查阅历史资料,确认毛寨保护区有哺乳动物66种,隶7目26科。东洋界有45种,古北界有15种,广布种6种。兽类以东洋界成分为主,出现了一定程度的南北混杂现象。66种兽类中,啮齿目种类最多,有7科22种,占保护区兽类总数的33.33%;其次是食肉目,有7科16种,占24.24%;食虫目3科10种,占15.15%;偶蹄目4科8种,占12.12%;翼手目2科6种,占9.09%;灵长目和兔形目各2种,各占3.03%。保护区有国家Ⅰ级重点保护动物6种,Ⅱ级10种。有东洋界特有科2科,即熊猫科和刺山鼠科。保护区分布有两个值得关注的物种,即猪尾鼠和可能为藏鼠兔的一个新亚种的藏鼠兔。

October - November in 2005 and April in 2006, the basic animal resources in Maozhai Nature Reserve, Sichuan Province was surveyed. A summary of these collections shows that there are 66 species mammals. An investigation of the biogeographic origin of this mammal fauna indicates that 45 species belong to the Oriental realm , 15 species belong to Palearctic realm , and 6 species are widely distributed . Of all the total species in this area, there are 16 species identified as national protected rare mammals ,6 first grade protected rare mammals . In this survey we found 2 interesting species, Typhlomys cinereus and Ochotona thibetana, one belongings to a new record in Siehuan Province, the other , belonging to genera of Ochotona. It is strange that the height of the skull is very low, it is only 11.1 mm. In the meanwhile,it is the sample which belongs to the lowest altitude in Sichuan Province up to now.