Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species related to Placidochromis nigribarbis: [ 1 ] record

nigribarbis, Placidochromis Hanssens [M.] 2004:128, Fig. 10 [The cichlid diversity of Lake Malawi/Nyasa/Niassa; ref. 28056] Mid-North station, Malawi, Lake Malawi. Holotype: SAIAB 64190 [ex RUSI 74-146]. Paratypes: SAIAB 201634 [formerly RUSI] 64190 [ex RUSI 74-146] (1). Plus 3 unspecified paratypes. •Valid as Placidochromis nigribarbis Hanssens 2004 -- (Konings 2016:406 [ref. 34521]). Current status: Valid as Placidochromis nigribarbis Hanssens 2004. Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Malawi. Habitat: freshwater.