Original description:
- Boulenger, George Albert. 1898. "Report on the fishes recently obtained by Mr. J. E. S. Moore in Lake Tanganyika". Proceedings of the Zoological Society of London. 3:494-497 (crc00006)
Type species: Perissodus microlepis Boulenger, 1898 (monotypy).
Synonyms:
- Plecodus Boulenger, 1898. Determiner: Takahashi, Rieko, 2007
Described species included (9):
valid: 6 synonym: 3- Perissodus microlepis Boulenger, 1898 (valid)
- Plecodus paradoxus Boulenger, 1898 (valid)
- Plecodus bimaculatus Steindachner, 1909 (synonym)
- Perissodus burgeoni David, 1936 (synonym)
- Perissodus gracilis Myers , 1936 (synonym)
- Plecodus straeleni Poll, 1948 (valid)
- Plecodus elaviae Poll, 1949 (valid)
- Plecodus multidentatus Poll, 1952 (valid)
- Perissodus eccentricus Liem & Stewart, 1976 (valid)