Perissodus is a genus of cichlids endemic to Lake Tanganyika in Africa. They feed on scales.
Species There are currently six recognized species in this genus: Perissodus eccentricus Liem & D. J. Stewart, 1976 Perissodus elaviae (Poll, 1949) Perissodus microlepis Boulenger, 1898 Perissodus multidentatus (Poll, 1952) Perissodus paradoxus (Boulenger, 1898) Perissodus straeleni (Poll, 1948)
P. elaviae, P. multidentatus, P. paradoxus & P. straeleni were formerly allocated to Plecodus
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