Ref. No. | Title | 54498 | Three new species of Ancistrus Kner (Teleostei: Siluriformes: Loricariidae) from the upper Tapajós and Tocantins rivers. | 56914 | Two new Amazonian species of armored catfishes (Siluriformes: Loricariidae): Ancistrus verecundus and Ancistrus parecis. |
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