Key to subgenera of the genus Xylodes
(See also Bellés 1988a)
1 Last abdominal sternite of male with protuberant structure that is covered with pubescence. Pronotum and elytra entirely covered with fine, dense, recumbent pubescence, with velvety appearance............ Xylodes (Xylodes) Waterhouse, 1876
- The last abdominal sternite without special structures in both sexes. Pronotum and elytra with sparse, semierect, erect or scaly pubescence arranged into sparse stripes or spots....................................... Xylodes (Diegous) Pic, 1896