Pronothobranchius is a genus of aplocheilid fish native to western Africa.

Species There are currently four recognized species in this genus: Pronothobranchius chirioi Valdesalici, 2013Valdesalici, S. (2013): Pronothobranchius chirioi n. sp. a new annual killifish species from the Niger River drainage, with redescriptions of P. kiyawensis, P. gambiensis and P. seymouri (Cyprinodontiformes: Nothobranchiidae). Killi-Data Series, 2013: 21-41. Pronothobranchius gambiensis (Svensson, 1933) Pronothobranchius kiyawensis (C. G. E. Ahl, 1928)

Pronothobranchius seymouri (Loiselle & Blair, 1972)

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