nearctic

nearctic

1. The result indicates that Adelgidae species in the world are represented by 59 known species, which belonging to 8 genera, and mainly distribute on Nearctic and Palaearctic.

世界球蚜有8属5 9种,区系成分主要是新北区、古北区。

2. Nearctic Regional Section, International Organization for Biological Control of Noxious Animals and Plants

国际有害动植物防治组织新北区分部

3. Nearctic fauna

新北动物区系

4. Nearctic The biogeographical realm of North America, except southern (tropical) Mexico.

新北区的北美洲的生物地理区，不包含墨西哥南部(热带)。

5. Nearctic realm

新北界

6. 5.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。