Arctogaean
Concise Oxford English Dictionary © 2008 Oxford University Press:
Arctogaean /ˌɑːktəˈdʒiːən/ (US Arctogean)
▶adjective Zoology relating to or denoting the zoogeographical area Arctogaea, comprising the Palaearctic, Nearctic, Ethiopian, and Oriental regions.
– origin from mod. L. Arctogaea, from Gk arktos ‘northern’ + gaia ‘earth’.
'Arctogaean' also found in these Oxford entries:

