The horned marsupial frog, originally named Nototrema cornutum Boulenger after the first describer George Albert Boulenger in 1898, is a species of frog in the family Hemiphractidae. It is an arboreal species found in Colombia, Costa Rica, Ecuador and Panama.
Conservation status: Endangered (Population decreasing)
Scientific name: Gastrotheca cornuta
Rank: Species
Higher classification: Gastrotheca