Thysia Loiselle [P. V.] & Welcomme [R. L.] 1972:40 Fem. Pelmatochromis ansorgii Boulenger 1901. Type by original designation. Objectively invalid; preoccupied by Thysia Thomson 1860 in Coleoptera (see Whitley 1976:49 [ref. 4735]); replaced by Thysochromis Daget 1988. •Valid as Thysia Loiselle & Welcomme 1972 -- (Greenwood 1987:160 [ref. 6166] before replacement by Thysochromis). •In the synonymy of Thysochromis Daget 1988 -- (Daget 1991:480 [ref. 20947], Teugels & Thys van den Audenaerde in Lévêque et al. 1992:721 [ref. 21590]). 1°Homonym. Current status: Synonym of Thysochromis Daget 1988. Cichlidae: Pseudocrenilabrinae.