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作 者:胡锦矗[1]
机构地区:[1]四川师范学院珍稀动植物研究所,四川南充637002
出 处:《Zoological Research》2002年第6期521-526,共6页动物学研究(英文)
基 金:国家自然科学基金资助项目 ( 30 170 14 8)
摘 要:岷山山系处于多地理要素的交汇处 ,物种多样性十分丰富。陆栖脊椎动物有 2 7目 90科 2 6 3属 45 3种 ,占四川省总数的 42 %。动物的区系组成十分复杂 :古北界成分有 16 7种 ,占该山系总数的 37% ;东洋界成分有 2 48种 ,占总数的 5 5 %。该山系还保留孑遗、特有动物 71种 ,占四川省该类动物的 40 %。列入国家、I UCN和CITES保护的物种有 79种 ,占该山系总数的 17% ;列入中国濒危动物红皮书的有 6 5种 ,占四川省的44 %。这些珍稀特有、濒危动物主要分布在该山系境内 19个国家和省级保护区内 ,面积 776 7km2 ,占该山系总面积的 16 %。导致众多物种濒危的原因 ,主要是过度采伐猎杀等。Based on reports from a few field survey teams,this work summarizes data available on the species-diversity of terrestrial vertebrates in the Minshan Mountains.At the joint area of many biogeographic divisions,the species-richness of the vertebrates is high:there are 453 species,belonging to 263 genera,90 families and 27 orders.Of the animals,26 species are of amphibians;28 of reptiles;303 of birds,and 94 of mammals.The number of the species is 42% of those recorded in the whole Sichuan Province.The fauna is very complex:167 species belonging to the Palaearctic realm;248 belonging to the Oriental,and the other (38 species) to the monsoon and widely distributed type.A considerable potion of the animals (71 species,such as giant pandas and takins) are endemic to China.There are 79 species are in the list of legally protected wildlife in China,or in the Red Book of IUCN,or in the file of CITES.All these rare and endemic animals mainly occur in 19 national and provincial nature reserves sized 7?767?km2 in total,accounting for 16% of the total mountain area.The main treats to the species include deforestation琱unting and poaching at this time.
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