(obsolete) A vicar.

plural of vicarian

The biogeographical theory that vicariance is responsible for the differences between species.

(biology) The separation of a group of organisms by a geographic barrier, resulting in differentiation of the original group into new varieties or species.

Of, relating to, or as a result of vicariance

Any of a set of species, in separate geographical locations, that have arisen through vicariance

plural of vicariance

plural of vicariant

In a vicariant manner