1Relating to or denoting a zoogeographical region comprising the Nearctic and Palaearctic regions combined. The two continents have been linked intermittently by the Bering land bridge, and the faunas are closely related.
Más ejemplos en oraciones
- Magpies occur throughout large parts of the Holarctic region.
- In this study, we were interested in updating available information on an uncommon migratory seabird with a Holarctic distribution, the ivory gull.
- These represent robust wolf-sized dogs thought to have derived from the large northern Holarctic wolf form C. l. lupus.
Definición de Holarctic en:
- el diccionario Inglés de EE.UU.