W.  Rüppell, ?Beschreibung und Abbildung mehrerer neuer Fische im Nil entdeckt?, vol. 1829, pp. 1 - 12, Pls. 1-3., 1829.

H.  Sauvage, ?{Notice sur la faune ichthyologique de l?Ogôoué?, vol. 3, pp. 90 - 103, 1879.

E.  Lönnberg, ?Notes on fishes collected in the Cameroons by Mr. Y. Sjöstedt?, vol. 3, pp. 179 - 195, 1895.

D.  Vinciguerra, ?I pesci dell?ultima spedizione del Cap. Bottego?, vol. 19 [vol. 39 in sequence], pp. 240 - 261, 1898.

G.  Boulenger, ?Additions à la faune ichthyologique de bassin du Congo. Matériaux pour la faune du Congo?, vol. 2, pp. 19 - 57, 1902.

G.  Boulenger, ?Diagnoses of new fishes discovered by Mr. J. E. S. Moore in Lake Tanganyika. I. Cyprinidae, Siluridae?, vol. 6, pp. 478 - 481, 1900.

G.  Boulenger, ?Matériaux pour la faune du Congo. Poissons nouveaux du Congo. Troisième Partie. Silures, Acanthoptérygiens, Mastacembles, Plectognathes?, vol. 1, pp. 39 - 58, 1899.

G.  Boulenger, ?On a collection of fishes from Lake Bangwelo?, vol. 16, pp. 642 - 647, 1905.

G.  Boulenger, ?Poissons recueillis au Congo Belge par l?expédition du Dr C. Christy. Zoologie. ? Série I. Matériaux pour la Faune du Congo?, vol. 2, pp. 1 - 38, 1920.

G.  Boulenger, ?Descriptions of new fishes from Lake Tanganyika forming part of the collection made by the late Dr. L. Stappers for the Belgian Government?, vol. 20, pp. 363 - 368, 1917.

J.  Nichols and Griscom, L., ?Fresh-water fishes of the Congo basin obtained by the American Museum Congo expedition, 1909-1915?, vol. 37, pp. 653 - 756, 1917.

G.  Boulenger, ?Descriptions of four new fishes discovered by Mr. G. L. Bates in the Nyong River, S. Cameroon?, vol. 12, pp. 67 - 70, 1913.

P.  Chabanaud, ?Poissons. Mission Jean Thomas en Afrique équatoriale fran{\c c}aise (septembre 1929 à mai 1930)?, vol. 5, pp. 195 - 231, 1934.

J.  Daget, ?Les poissons du Niger Supérieur?, vol. 36, pp. 1 - 391, 1954.

T. R.  Roberts and Stewart, D. J., ?An ecological and systematic survey of fishes in the rapids of the lower Zaire or Congo River?, vol. 147, pp. 239 - 317, 1976.