Potamothrissa is a genus of fish belonging to the family Dorosomatidae, which also includes the gizzard shads and sardinellas. These fishes are found in Africa. It currently contains three species.
Species Potamothrissa acutirostris (Boulenger, 1899) (Sharpnosed sawtooth pellonuline) Potamothrissa obtusirostris (Boulenger, 1909) (Bluntnosed sawtooth pellonuline) Potamothrissa whiteheadi Poll, 1974 (Whitehead's sawtooth pellonuline)
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