Arter
- Xenotilapia caudafasciata Cichlider, Tanganyika - Sandcichlider
- Xenotilapia flavipinnis Cichlider, Tanganyika - Sandcichlider
- Xenotilapia leptura Cichlider, Tanganyika - Sandcichlider
- Xenotilapia longispinnis Cichlider, Tanganyika - Sandcichlider
- Xenotilapia melanogenys Cichlider, Tanganyika - Sandcichlider
- Xenotilapia nasus Cichlider, Tanganyika - Sandcichlider
- Xenotilapia nigrolabiata Cichlider, Tanganyika - Sandcichlider
- Xenotilapia ochrogenys Cichlider, Tanganyika - Sandcichlider
- Xenotilapia ornatipinnis Cichlider, Tanganyika - Sandcichlider
- Xenotilapia papilio Cichlider, Tanganyika - Sandcichlider
- Xenotilapia rotundiventralis Cichlider, Tanganyika - Sandcichlider
- Xenotilapia sp. "fluorescent green" Cichlider, Tanganyika - Sandcichlider
- Xenotilapia sp. "katete" Cichlider, Tanganyika - Sandcichlider
- Xenotilapia sp. "kilesa" Cichlider, Tanganyika - Sandcichlider
- Xenotilapia sp. "ochrogenys ndole" Cichlider, Tanganyika - Sandcichlider
- Xenotilapia sp. "papilio sunflower" Cichlider, Tanganyika - Sandcichlider
- Xenotilapia sp. "red princess" Cichlider, Tanganyika - Sandcichlider
- Xenotilapia spilopterus Cichlider, Tanganyika - Sandcichlider
- Xenotilapia tenuidentata Cichlider, Tanganyika - Sandcichlider
- Xystichromis nuchisquamulatus Cichlider, Victoria - Uddøde arter
- Xystichromis phytophagus Cichlider, Victoria - Uddøde arter
- Yssichromis argens Cichlider, Victoria - Uddøde arter
- Yssichromis piceatus Cichlider, Victoria