Onychonycteris known species, hence "Onychonycteris" meaning "clawed bat". The specific epithet is a tribute to the fossil prospector and preparator who discovered it, Bonnie Finney. "Onychonycteris finneyi" was the strongest evidence so far in the debate on whether bats developed echolocation before or after they evolved the ability to fly. "O. finneyi" had well-developed wings, and could clearly fly, but lacked the enlarged cochlea of all extant echolocating bats, closer resembling the old world fruit bats which do not echolocate. This indicates that early bats could fly before they could echolocate. However, an independent evaluation of the "Onychonycteris" reference fossil in
Generally recognized as safe and effective Generally recognized as safe and effective Generally recognized as safe and effective (abbreviated as GRASE, GRAS/E, or GRAS/GRAE) is designation for certain old drugs that do not require prior approval from the U.S. Food and Drug Administration in order to enter the United States marketplace because they are generally recognized as safe and effective by medical professionals. The Federal Food, Drug, and Cosmetic Act defines a "new drug", which requires prior approval, as any drug "the composition of which is such that such drug is not generally recognized, among experts qualified by scientific training and experience to evaluate the safety