AFRICAN CICHLIDS.
Order Perciformes
Family Cichlidae
Subfamily Pseudocrenilabrinae
Genus Lithochromis.
— Lithochromis rubripinnis [Seehausen, Lippitsch & Bouton, 1998] — Lithochromis rubripinnis. (English: Blue Pseudonigricans). Lake Victoria. 12 cm, females 10 cm. In males, the body is blue-black with a metallic blue sheen on the upper part. Four to five black vertical bars are located along the body, but are not always visible. The dorsal and anal fins have a wide dark red margin, the caudal fin is completely red. Females are silvery-gray with dark horizontal stripes. Aggressive towards conspecifics. pH 7.2-8.6.
— Lithochromis rufus [Seehausen & Lippitsch, 1998] — Lithochromis rufus. (English: Red Pseudonigricans). Lake Victoria. Male 11 cm, female 8 cm. Males are gray-blue, with a red tint along the body that slowly changes to yellow. Dominant males have dark longitudinal lines. Usually the base of the tail is greenish, but when excited, the whole fish turns red. The female is olive-gray with spots on the flanks and yellowish fins. Even juvenile males are extremely aggressive towards females as well as subdominant males.
— Lithochromis xanthopteryx [Seehausen & Bouton, 1998] — Lithochromis xanthopteryx. (English: Black Pseudonigricans). Tanzania. 11 cm. The body is practically black, lighter in the posterior part, fins are orange-black, dorsal fin with a blue edge, other fins are dark. There are 7-8 dark vertical bars on the body. The edges of the unpaired fins are bright red-orange. It is one of the most aggressive species of Lake Victoria.
Identification: Genus Lithochromis — Lithochromis.
Genus Labrochromis, Genus Limbochromis, Genus Lipochromis. 
