Literature
- Axelrod, H. R., W. E. Burgess, C. W. Emmens, N. Pronek, J. G. Walls, R. Hunziker 1986. Dr. Axelrod's Mini-Atlas of freshwater aquarium fishes. Mini edition. 992 pp. more than 1800 photos.
- Banarescu, P. 1990. Zoogeography of fresh waters. Wiesbaden, Aula Vlg. 3. vols. 1617 pp.
- Nelson, J. S. 1994. Fishes of the World. 3rd edition. John Wiley & Sons, New York.
- Wheeler, A. 1977. Fishes of the World. German edition: Das grosse Buch der Fische; D. Vogt (ed.) Stuttgart. 356 pp., 500 clour photos, 700 drawings.