Of or pertaining to a region of the earth's surface including all of temperate and arctic North America and Greenland. In the geographical distribution of animals, this region is marked off as the habitat certain species.
Zoogeographical region (one of eight) comprising North America north of the tropic of Cancer and Greenland; compare Afrotropical & Palaearctic.
living in the northern part of the New World. In other words, North America (including Mexico) and Greenland.
region– North America including northern Mexico. See faunal regions.
The zoogeographic region that includes Canada, the United States, Greenland, and most of Mexico.
with a geographical distribution confined to North America.
living in the Nearctic biogeographic province, the northern part of the New World. This includes Greenland, the Canadian Arctic islands, and all of the North American as far south as the highlands of central Mexico.
For the thoroughbred racehorse see Nearctic (horse).
Nearctic (1954-1973) was an Canadian-bred Hall of Fame Thoroughbred racehorse. He had his most successful season in racing at age four when he won nine races. Nearctic was retired to stand at stud at Windfields Farm in Canada where he sired Kentucky Derby winner and the 20th Century's greatest sire, Northern Dancer.