Illustration of Gnathonemus niger (=Brevimyrus niger) from Boulenger's Fishes of the Nile (1907)

Description:
Illustration of Gnathonemus niger (=Brevimyrus niger) from Boulenger's Fishes of the Nile (1907). Specimen from the Nile River at Fashoda (Kodok), now part of South Sudan.
. Photographer: J. Green, artist. Publisher: Sullivan, John P..
Creator:
G. Boulenger
Taxonomic name: