Lissorhoptrus oryzophilus

Lissorhoptrus oryzophilus is an insect belonging to the order coleoptera. It is native to North America, mostly in the southeastern part of the country, but has been established in California for over 50 years. A separate species of rice water weevil, Lissorhoptrus brevirostris is present in Cuba, Dominican Republic, Colombia, Suriname and Venezuela. Lissorhoptrus oryzophilus began spreading through the rice growing regions of Asia in 1976 (China, India, Japan, Korea and Taiwan); in Europe it has been present in Italy since 2004, in the regions of the Piedmont and Lombardy where it affects upland rice production