References
- Kuschel , G. 1961 . On problems of synonymy in the Sitophilus oryzae complex (30th contribution, Col. Curculionoidea) . Ann. Mag. nat. History , 4 : 241 – 244 . Ser. 13
- Motschulsky , V. 1855 . Etudes Entomologiques Vol. 4 , 77 – 78 . Helsingfors