Hydrocanthus Say, 1823

Hydrocanthus advena Sharp, 1882

Hydrocanthus atripennis Say, 1834

Hydrocanthus australasiae Wehncke, 1876

Hydrocanthus debilis Sharp, 1882

Hydrocanthus guignoti Young, 1985

Hydrocanthus iricolor Say, 1823

Hydrocanthus levigatus (Brullé, 1838)

Hydrocanthus marmoratus Sharp, 1882

Hydrocanthus oblongus Sharp, 1882

Hydrocanthus occidentalis Young, 1985

Hydrocanthus pallisteri Young, 1985

Hydrocanthus regius Young, 1953

Hydrocanthus texanus Sharp, 1882