BioStor
 | The fossil Odonate Phenacolestes, with a discussion of the venation of the legion Podagrion Selys P P Calvert (1913) Proceedings of The Academy of Natural Sciences of Philadelphia 65: 225-272 |
 | Libellen (Odonaten) aus der Region der amerikanischen Kordilleren von Costa Rica bis Catamarca F Ris (1918) Archiv Für Naturgeschichte 82: 1-197 |
 | A reclassification of the order Odonata based on some new interpretations of the venation of the dragonfly wing R J Tillyard and F C Fraser (1938) Australian Zoologist 9: 125-169 |
 | A list of the type-specimens of Odonata in the British Museum (Natural History) Part III Douglas Eric Kimmins (1970) Bull. Br. Mus. (Nat. Hist.) Entomology 24(6): 171-205 |