• Amecomycter argentinus (Pic, 1928)
• Amecomycter bicoloripennis (Pic, 1928)
• Amecomycter crassus Majer, 1995
• Amecomycter pallidicolor (Pic, 1910)
• Amecomycter rugicollis Majer, 1995
• Amecomycter vitticollis Majer, 1995
• Mauroniscus apicalis (Pic, 1910)
• Mauroniscus boliviensis Majer, 1995
• Mauroniscus discipennis (Pic, 1910)
• Mauroniscus germaini Majer, 1995
• Mauroniscus junctus Pic, 1928 accepted as Mauroniscus maculatus Pic, 1927
• Mauroniscus maculatus Pic, 1927
• Mauroniscus maculithorax Wittmer, 1948
• Mauroniscus marginicollis Wittmer, 1948
• Mauroniscus roberti Bourgeois, 1911
• Mauroniscus rufithorax Wittmer, 1948
• Mauroniscus subfasciatus Majer, 1995
• Mauroniscus titschacki (Pic, 1954)
• Mauroniscus weyrauchi Majer, 1995
• Mecomycter facetus Casey, 1895 accepted as Scuromanius facetus (Casey, 1895)
• Mecomycter liebecki Blaisdell, 1929 accepted as Scuromanius liebecki (Blaisdell, 1929)
• Mecomycter linearis Fall, 1930 accepted as Mectemycor linearis (Fall, 1930)
• Mecomycter omalinus Horn, 1882
• Mecomycter testaceipes Champion, 1914 accepted as Scuromanius testaceipes (Champion, 1914)
• Mecomycter testaceus Majer, 1995
• Mectemycor linearis (Fall, 1930)
• Mectemycor sericeus Majer, 1995
• Mectemycor strangulatus Majer, 1995
• Scuromanius anemonia Majer, 1995
• Scuromanius facetus (Casey, 1895)
• Scuromanius ferrugineus Majer, 1995
• Scuromanius liebecki (Blaisdell, 1929)
• Scuromanius testaceipes (Champion, 1914)
• Scuromanius wickhami Majer, 1995