| 释义 |
vicariance
vi·car·i·ance V0085450 (vī-kâr′ē-əns, vĭ-)n. The division of a widespread group of organisms by a geographic barrier, such as a mountain range or a body of water, often resulting in the evolution of related species on either side of the barrier.
[Latin vicārius, substitute (since after a vicariant speciation event, one species can be thought of as "substituting for" a related species on the other side of the geographic barrier); see vicarious + -ance.]
vi·car′i·ant adj. & n.EncyclopediaSeeallopatric speciationvicariance
vicariance (vī-kâr′ē-əns, vĭ-)n. The division of a widespread group of organisms by a geographic barrier, such as a mountain range or a body of water, often resulting in the evolution of related species on either side of the barrier.
vi·car′i·ant adj. & n. |