Duas Especies Novas De Abelhas Coletoras De Oleo De Centris (Melanocentris) Da Colombia (Hymenoptera: Apidae).

In this article are described two new species of oil-collecting bees of Centris (Melanocentris) from Colombia. Centris (Melanocentris) marinae sp. nov. occurs in the northeast, Cesar Department, while C. (Melanocentris) germani sp. nov. occurs in the southeast, in the Caqueta, Meta and Vaupes Departments, as well as in the Amazonas State in northwestern Brazil. Photographs of both new species and a distribution map are also presented.