Temporal range: Pleistocene
|A restored sketch sheet of Bubo osvaldoi (perched on a gauntlet glove) along with other prehistoric owls|
| †Bubo osvaldoi|
Arredondo & Olson, 1994
It was described by Oscar Arredondo and Storrs L. Olson in 1994 from three bones found in a cave in the Guaniguanico mountain range in Pinar del Río. Analysis of these indicates that the species was larger than any current owl.