Template:Ploeg, 1991

• Ploeg, A. 1991. Revision of the South American cichlid genus Crenicichla Heckel, 1840, with description of fifteen new species and consideration on species groups, phylogeny and biogeography (Pisces, Perciformes, Cichlidae). Akademisch Proefschrift, Universiteit van Amsterdam. 1–153.  
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