| Ref. No. | Title | 38271 | Cichlid fishes from the La Plata basin. Part II. Apistogramma commbrae (Regan, 1906). | 86502 | Cichlid fishes from the La Plata basin. Part IV. Review of the Apistogramma species, with description of a new species (Teleostei, Cichlidae). |
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