| moenkhausia celibela: a new species from the amazon basin, brazil (characiformes: characidae). | a new species of characidae, moenkhausia celibela, is described from the rio amazonas at santarém, rio maraú, several localities in the rio tapajós, rio curuá-una, rio xingu and rio jari, all from the amazon basin, brazil. the new species is distinguished from its congeners, except species included in géry's 1992 moenkhausia lepidura group, by presenting a dark blotch on the upper caudal-fin lobe, and the lower lobe is hyaline or light grey. moenkhausia celibela is distinguished from the species ... | 2010 | 20840617 |