Species: dehmi WELLNHOFER, 1977
Etymology: In honor of the German paleontologist Richard Dehm, a professor at the Munich institute that originally acquired the specimen in 1975.
Holotype: BSPHGM Nr. 1975 I 166
Locality: Chapade do Araripe, Ceara State, Northeastern Brazil.
Horizon: Romualdo Member, Santana Formation, Araripe Group.
Age: Late Aptian or Early Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.
Material: Proximal end of wing phalange.