IRMNG Taxon list
Acestorhynchus microlepis (Schomburgk, 1841) accepted as Acestrorhynchus microlepis (Schomburgk, 1841)
Acestrorhynchus abbreviatus (Cope, 1878)
Acestrorhynchus altus Menezes, 1969
Acestrorhynchus apurensis Toledo-Piza & Menezes, 1996
Acestrorhynchus britskii Menezes, 1969
Acestrorhynchus cachorro Fowler, 1940 accepted as Acestrorhynchus microlepis (Schomburgk, 1841)
Acestrorhynchus falcatus (Bloch, 1794)
Acestrorhynchus falcirostris (Cuvier, 1819)
Acestrorhynchus grandoculis Menezes & Géry, 1983
Acestrorhynchus guianensis Menezes, 1969 accepted as Acestrorhynchus microlepis (Schomburgk, 1841)
Acestrorhynchus heterolepis (Cope, 1878)
Acestrorhynchus isalineae Menezes & Géry, 1983
Acestrorhynchus lacustris (Lütken, 1875)
Acestrorhynchus maculipinna Menezes & Géry, 1983
Acestrorhynchus microlepis (Schomburgk, 1841)
Acestrorhynchus minimus Menezes, 1969
Acestrorhynchus nasutus Eigenmann, 1912
Acestrorhynchus pantaneiro Menezes, 1992
Gnathocharax steindachneri Fowler, 1913
Heterocharax leptogrammus Toledo-Piza, 2000
Heterocharax macrolepis Eigenmann, 1912
Heterocharax virgulatus Toledo-Piza, 2000
Hoplocharax goethei Géry, 1966
Lonchogenys ilisha Myers, 1927
Xiphocharax ogilviei Fowler, 1914 accepted as Roestes ogilviei (Fowler, 1914)
Xiphoramphus falcirostris (Cuvier, 1819) accepted as Acestrorhynchus falcirostris (Cuvier, 1819)
Xiphoramphus oligolepis Steindachner, 1867 accepted as Oligosarcus oligolepis (Steindachner, 1867)
Xiphorhamphus abbreviatus Cope, 1878 accepted as Acestrorhynchus abbreviatus (Cope, 1878)
Xiphorhamphus anomalus Steindachner, 1880 accepted as Acestrocephalus anomalus (Steindachner, 1880)
Xiphorhamphus brachycephalus Cope, 1894 accepted as Oligosarcus jenynsii (Günther, 1864)
Xiphorhamphus heterolepis Cope, 1878 accepted as Acestrorhynchus heterolepis (Cope, 1878)
Xiphorhamphus jenynsii Günther, 1864 accepted as Oligosarcus jenynsii (Günther, 1864)
Xiphorhamphus lacustris Lütken, 1875 accepted as Acestrorhynchus lacustris (Lütken, 1875)
Xiphorhamphus macrolepis Steindachner, 1877 accepted as Oligosarcus macrolepis (Steindachner, 1877)
Xiphorhamphus odoe (Bloch, 1794) accepted as Hepsetus odoe (Bloch, 1794)
Xiphorhynchus falcirostris (Cuvier, 1819) accepted as Acestrorhynchus falcirostris (Cuvier, 1819)