Neotrewavasia (subgenus of Tilapia) Ufermann [A.] 2001:57 Fem. Tilapia guinasana Trewavas 1936. Type by being a replacement name. Replacement name for Trewavasia Thys van den Audenaerde 1969, preoccupied in fossil fishes. •Synonym of Tilapia Smith 1840. Current status: Synonym of Tilapia Smith 1840. Cichlidae: Pseudocrenilabrinae.