Curculionidae Latreille, 1802
Xylechinosomus araucariae Schedl, 1963c
Xylechinosomus brasiliensis Wood & Bright, 1992
Xylechinosomus contractus Wood & Bright, 1992
Xylechinosomus hirsutus Schedl, 1963d
Xylechinosomus humilis Wood & Bright, 1992
Xylechinosomus minimus Schedl, 1963d
Xylechinosomus paranaensis Bright & Skidmore, 1997
Xylechinosomus pilosus Wood, 1985
Xylechinosomus sachtlebeni Schedl, 1963d
Xylechinosomus taunayi Schedl, 1963d
Xylechinosomus valdivianus Wood & Bright, 1992
