Petrochromis is a small genus of seven cichlid species endemic to Lake Tanganyika in east Africa.

Species

• Petrochromis famula Matthes & Trewavas, 1960
• Petrochromis fasciolatus Boulenger, 1914
• Petrochromis macrognathus Yamaoka, 1983
• Petrochromis orthognathus Matthes, 1959
• Petrochromis polyodon Boulenger, 1898
• Petrochromis trewavasae ephiphium Brichard, 1989
• Petrochromis trewavasae trewavasae Poll, 1948

References

• FishBase (2006) Eds. Froese, R. and D. Pauly. World Wide Web electronic publication. fishbase.org version (07/2006).