A unique neogene flora from southeast north america and its paleoclimatic and biogeographic significance .

北美东南部一个奇特的新近纪植物群及其古气候与生物地理学意义。

Of or relating to the biogeographic region that includes europe , the northwest coast of africa , and asia north of the himalaya mountains , especially with respect to distribution of animals .

古北区的属于或关于包括欧洲，非洲西北岸以及喜马拉雅山北的亚洲的生物地理区，尤其从动物的地理分布来说。