| 1. | Among breeding birds , the rate of the palaearctic species and oriental species is 1 : 3 . 87 , which showes more characseristics of oriental realm 在繁殖鸟中古北界种类与东洋界种类之比为1 : 3 . 87 ,偏重于东洋界。 |
| 2. | Results there are 15 species of genus hydrotaea in hebei province , which all destribute in palaearctic and 5 species only in palaearctic 结果在河北省发现齿股蝇属15种,古北区均有分布,其中5种仅在古北区有分布。 |
| 3. | Conclusion the species of genus hydrotaea in hebei province make up 30 . 00 % of known hydrotaea in china and have a palaearctic distribution 结论河北省齿股蝇属昆虫种数约占该科全国已知种数的30 . 00 % ,属于古北区系。 |
| 4. | Up to the present 239 species of the genus have been known from the world . they are mainly distributed in the palaearctic , nearctic , oriental , ethiopian region 迄今为止,该属全世界共记载239种,为世界性分布,但主要分布于古北区、东洋区、新北区和非洲区。 |
| 5. | Located in the interior of yaku island , at the meeting - point of the palaearctic and oriental biotic regions , yakushima exhibits a rich flora , with some 1 , 900 species and subspecies , including ancient specimens of the sugi ( japanese cedar ) 屋久岛位于古北区和远东生物区的交汇点,该岛拥有丰富的植物资源,大约有1 , 900种(亚种)植物,包括古老的杉树样本(日本杉) 。 |
| 6. | The number of species in the southern slope of qinling mountain was most abundant because of distribution of some palaearctic species to the top of qinling mountain , especially species of oedipodidae , another reason may b . e the large number of endemic species in this area 秦岭南坡种类最多,主要是有部分古北界的种类渗透分布在中、高山地带,特别是斑翅蝗科的种类,另外还有部分特有种。 |
| 7. | The fauna of acriodiodea in the region was prominently the oriental species . there were about 23 oriental species occupying 45 . 1 % in total , about 10 endemic species occupying 19 . 6 % . both palaearctic species and common species in palaerctic and oriental region were 9 occupying 17 . 6 % respectively 汉中地区的蝗总科的昆虫以东洋界为主,共23种,占45 . 1 ,其次为汉中地区特有种类10种,占19 . 6 ,古北界和两界共有种类均为9种,均占17 . 6 。 |
| 8. | The synthetic analysis of the faunal compositions at the genus and family level indicated that the scarabaeoidea fauna of this region had the following characteristics : the oriental composition was abundant , the palaearctic composition was less abundant , and the palaearctic and oriental common composition was most abundant 综合分析上述结果可知,白龙江林区金龟总科属、科的区系分布特点为:东洋界成分相对较多,古北界成分最少,以古北、东洋界共有成分为主。 |
| 9. | The result of fauna analysis show that the central china and south china of oriental region are absolute superior in mangshan nature reserve and babaoshan . however a few palaearctic region species have " filtered into . the central china species are the chief portion in mangshan nature reserve and the south china species are the chief portion in babaoshan 区系分析表明,莽山和八宝山的陆生贝类均以东洋界华中区和华南区的种类占绝对优势,但也有少数古北界的种类渗透;不同的是莽山以华中区的成分为主,八宝山以华南区的成分为主。 |
| 10. | There are 157 species residents , 104 species are migratory birds , and 13 species are passengers . 171 species are oriental species , and 4 species are palaearctic species . 39 species are belonged to nationally protected birds , 3 species are endemic species in china , 5 species were listed in the iucn red list of threatened birds , 20 species were listed as the china red list of threatened birds , and 34 species are listed in appendix of cites 这些鸟类中有国家重点保护鸟类39种,中国特有种鸟类3种,列人世界自然保护联盟红皮书名录中的鸟类5种,列人中国濒危动物红皮书名录中的鸟类20种,列人cites附录中的鸟类34种。 |