biogeography
Bi`o*ge*og"ra*phy, n. [Gr. bi`os life + E. geography.] Defn: The branch of biology which deals with the geographical distribution of animals and plants. It includes both zoögeography and phytogeography. -- Bi`o*ge`o*graph"ic (#), a. -- Bi`o*ge`o*graph"ic*al*ly (#), adv.