Curculionidae Latreille, 1802
Cyrionyx acutecostatus Champion, G.C., 1907
Cyrionyx alboguttatus Champion, G.C., 1909
Cyrionyx alboplagiatus Champion, G.C., 1907
Cyrionyx alboscutellatus Hustache, 1950
Cyrionyx albovarius Champion, G.C., 1909
Cyrionyx ambatoides Champion, G.C., 1907
Cyrionyx angusticollis Hustache, A., 1938
Cyrionyx apiatus Hustache, A., 1938
Cyrionyx apicalis Champion, G.C., 1907
Cyrionyx balaninoides Hustache, A., 1938
Cyrionyx bilineatus Champion, G.C., 1907
Cyrionyx biplagiatus Faust, J., 1906
Cyrionyx bolivianus Hustache, 1939
Cyrionyx bruchi Hustache, 1950
Cyrionyx brunneirostris Hustache, A., 1938
Cyrionyx camelus Champion, G.C., 1907
Cyrionyx cavirostris Champion, G.C., 1907
Cyrionyx championi Hustache, A., 1938
Cyrionyx cinereus Hustache, 1950
Cyrionyx clathratus Champion, G.C., 1907
Cyrionyx conotracheloides Champion, G.C., 1907
Cyrionyx cristatus Hustache, A., 1938
Cyrionyx cuneatus Champion, G.C., 1907
Cyrionyx curticollis Hustache, A., 1938
Cyrionyx decemcostatus Hustache, A., 1938
Cyrionyx densicollis Hustache, A., 1938
Cyrionyx episternalis Hustache, 1950
Cyrionyx exaratus Champion, G.C., 1907
Cyrionyx exiguus Hustache, A., 1938
Cyrionyx fulvomaculatus Hustache, 1950
Cyrionyx funereus Hustache, A., 1938
Cyrionyx fuscitarsis Champion, G.C., 1907
Cyrionyx fuscovarius Champion, G.C., 1907
Cyrionyx geniculatus Kirsch, T., 1875
Cyrionyx gibbicollis Champion, G.C., 1907
Cyrionyx humeralis Champion, G.C., 1907
Cyrionyx inflaticollis Hustache, A., 1938
Cyrionyx laevirostris Champion, G.C., 1907
Cyrionyx lineatus Hustache, A., 1938
Cyrionyx maculicollis Champion, G.C., 1907
Cyrionyx nebulosus Hustache, A., 1938
Cyrionyx nigrosellatus Champion, G.C., 1907
Cyrionyx nitidipennis Champion, G.C., 1907
Cyrionyx nitidulus Hustache, 1950
Cyrionyx niveipictus Champion, G.C., 1907
Cyrionyx novellus Casey, T.L., 1922
Cyrionyx oblongoguttatus Champion, G.C., 1907
Cyrionyx ochreonotatus Champion, G.C., 1907
Cyrionyx octocostatus Hustache, A., 1938
Cyrionyx ornatellus Casey, 1922
Cyrionyx piperi Bondar, 1943
Cyrionyx placidus Casey, T.L., 1922
Cyrionyx pleuralis Casey, T.L., 1922
Cyrionyx procax Hustache, A., 1938
Cyrionyx rectirostris Hustache, A., 1938
Cyrionyx relucens Hustache, A., 1938
Cyrionyx reticulatus Hustache, A., 1938
Cyrionyx ruficeps Hustache, A., 1938
Cyrionyx ruficornis Hustache, A., 1938
Cyrionyx rufipes Hustache, 1950
Cyrionyx rufofemoratus Faust, J., 1896
Cyrionyx scapulosus Champion, G.C., 1907
Cyrionyx semicostatus Champion, G.C., 1907
Cyrionyx sexguttatus Champion, G.C., 1907
Cyrionyx simplex Casey, T.L., 1922
Cyrionyx squamans Champion, G.C., 1907
Cyrionyx subbalteatus Casey, T.L., 1922
Cyrionyx suffusus Casey, 1922
Cyrionyx tetraspilotus Casey, 1922
Cyrionyx tubulatus Hustache, A., 1938
Cyrionyx turbidus Hustache, A., 1938
Cyrionyx vapidus Hustache, A., 1938