Cnesterodon Garman

Cnesterodon Garman, 1895: 43 .

Type – species: Poecilia decemmaculata Jenyns, 1842 . Type by original designation. Gender masculine.

Gulapinnus Langer, 1913: 207 . Type – species: Poecilia decemmaculata Jenyns, 1842 . Type by monotypy. Gender masculine.

Composition. Nine species: Cnesterodon decemmaculatus (Jenyns), C. carnegiei Haseman, C. brevirostratus Rosa & Costa, C. septentrionalis Rosa & Costa, C. omorgmatos Lucinda & Garavello, C. hypselurus Lucinda & Garavello, C. raddai Meyer & Etzel, Cnesterodon n. sp. A (a new species being described by Lucinda [in prep.]), and Cnesterodon n. sp. B (a new species being described by Anza et al. [in prep.]).

Distribution. Rio Uruguai drainage, laguna dos Patos system, río Negro, río Salado, western drainages of Argentina and small coastal drainages of Uruguay and Argentina, upper portions of the rio Iguaçu and its upper tributaries, the headwaters of the rio Maquiné in the Tramandaí system, and the headwaters of rio Itajaí-Açu drainage, upper rio Araguaia drainage, rio Paranapanema basin, rio Paraguai and lower rio Paraná drainages, upper rio Iporanga tributary of the rio Ribeira de Iguape.