BioStor
 | Checklist of the coleopterous insects of Mexico, Cantral America, the West Indies, and South America. Part 5. Richard E Blackwelder (1947) Bulletin of the United States National Museum 185: 765-925 |
 | Los Curculionidae de la Cordillera chilenoargenliina (Ia. parte) (Aporte 13 de Coleoptera Curculionidae) Guillermo Kuschel (1952) Revista Chilena de Entomologia 2: 229-279 |