POLYCAONINAE Lesne 1896

Melalgus Dejean, 1835: 309 . Type species Apate femoralis Fabricius, 1792 (I, N, Nt).

Exopioides Guérin-Méneville, 1844: 187 . Type species Exopioides carinatus Guérin-Méneville, 1844 . Heterarthron Dejean, 1837: 334 . Name unavailable.

Heterarthron Guérin-Méneville, 1844: 186 . Type species Bostrichus femoralis Fabricius, 1792 .

Polycaon Castelnau, 1836: 30 . Type species Polycaon chilensis Castelnau, 1836 (N, Nt, P). Alloeocnemis LeConte, 1853: 233. Type species Alloeocnemis stoutii LeConte, 1853 . Exops Curtis, 1839: 203 . Type species Exops bevani Curtis, 1839 .