Ren, Dong; Labandeira, Conrad C.; Santiago-Blay, Jorge A.; Rasnitsyn, Alexandr; Shih, ChungKun; Bashkuev, Alexei; Logan, M. Amelia V.; Hotton, Carol L.; Dilcher, David
(2009)
The head and mouthpart structures of 11 species of Eurasian scorpionflies represent three extinct and closely related families during a 62-million-year interval from the late Middle Jurassic to the late Early Cretaceous. ...