Pseudancistrus barbatus (Valenciennes, 1840)
| Preliminary notes on South American Nematognathi, II C H Eigenmann and R S Eigenmann (1889) Proceedings of the California Academy of Sciences, 2: 28-56 | |
| A catalogue of the fresh-water fishes of South America C H Eigenmann and Rosa S Eigenmann (1891) Proceedings of the United States National Museum 14: 1-81 | |
| The freshwater fishes of British Guiana, including a study of the ecological grouping of species, and the relation of the fauna of the plateau to that of the lowlands C H Eigenmann (1912) Memoirs of the Carnegie Museum 5: 1-578 | |
| The freshwater fishes of British Guiana, including a study of the ecological grouping of species, and the relation of the fauna of the plateau to that of the lowlands C H Eigenmann (1912) Memoirs Carnegie Museum 5: 1-578 |