Petrocephalus keatingii is a species of electric fish in the family Mormyridae, found only from the White Nile between Sobat confluence and Khartoum.Gosse, J.-P. (1984). Mormyridae. p. 63–122. En J. Daget, J.-P. Gosse y D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, París y MRAC, Tervuren. Vol. 1.
Size This species reaches a length of .
Etymology The fish is named in honor of British military surgeon Henry Porringer Keatinge (1861–1928), the director of the Government School of Medicine, in Cairo.
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