Definition of vicariance in English:
noun[mass noun] Biology
The geographical separation of a population, typically by a physical barrier such as a mountain range or river, resulting in a pair of closely related species.
- The biogeographic patterns of vicariance and range expansion may also provide insight to the mechanics of this extinction event.
- Phylogenetic biogeography resolved patterns of both vicariance and geodispersal and revealed that range expansions were more abundant than range contractions in Devonian phyllocarids.
- It also can be used to identify both episodes of vicariance and congruent range expansion (geo-dispersal) that allow biogeographic patterns to be considered in the context of tectonic and climatic change.
Definition of vicariance in:
- US English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Spain
Most popular in Malaysia