Monday, April 21, 2014 Paul Velazco with a Vampyrum spectrum. Image: Marco Tschapka. Distribution range of species formerly ascribed to Sturnira lilium (gray tone) and the type localities (stars) of species in the S. lilium complex. Image: Paúl M. Velazco. Scientists at Chicago’s Field Museum and New York’s American Museum of Natural History have discovered three new species of yellow-shouldered bats, genus Sturnira, in the Neotropics. On Wednesday open-access journal