Reported Resistance Case(s)

Species: oryzaephilus surinamensis

Order	Family	Common Name(s)	Group	Host
coleoptera	cucujidae	saw-toothed grain beetle	AG	stored products

Active Ingredient: fenitrothion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 122145	Shaugnessy Code: 105901

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G10950	2001	Lab selected after field-evolved resistance**	Australia	S. Lee, E. Lees. (2001). Biochemical Mechanisms of Resistance in Strains of Oryzaaephilus surinamensis (Coleoptera: Silvanidae) Resistanct to Malathion and Chlorpyrifos-Methyl . Journal of Economic Entomology, 94 706-713.
G11099	2000	Lab selected after field-evolved resistance**	Australia-- New South Wales-- Sydney	Lee, S., Lees, E.M., Campbell, B.C. (2000). Purification and Characterization of an Esterase Conferring Resistance to Fenitrothion in Oryzaephilus surinamensis (L.) (Insecta, Coleoptera, Silvanidae). Journal of Agricultural and Food Chemistry, 48 4991-4996.
G11111	1998	Lab selected after field-evolved resistance**	England-- Southwest-- Gloucestershire	Conyers, C.M., MacNicoll, A.D., Price, N.R. (1998). Purification and characterisation of an esterase involved in resistance to organophosphorus insecticides in the saw-toothed grain beetle, Oryzaephilus surinamensis (Coleoptera: Silvanidae). Insect Biochemistry and Molecular Biology, 28 435-448.
G5456	1993	Unspecified	Australia	Collins, P.J., T.M. lambkin, B.W. Bridgeman, and C. Pulverenti. (1993). Resistance to Grain-Protectant Insecticides in Coleopterous Pests of Stored Cereals in Queensland, Australia. Journal of Economic Entomology, 86(2) 239-245.
G4137	1984	Field Evolved Resistance	Australia-- New South Wales	Attia, F. I., and Frecker, T. (1984). Cross-resistance spectrum and synergism studies on organophosphorus-resistant strains of Oryzaephilus surinamensis (Coleoptera: Cucujidae) in Australia.. J. Econ. Entomol., 77 1367-70.
G4068	1983	Field Evolved Resistance	Australia-- Queensland	Heather, N. W. and Wilson, D. (1983). Resistance to fenitrothion in Oryzaephilus surinamensis (Coloptera: Silvanidae) in Queensland, Australia.. J. Aust. Entomol. Soc., 22 210.
G4069	1983	Field Evolved Resistance	New Caledonia	Brun, L. O. and Attia, F. I. (1983). Resistance to lindane, malathion, and fenitrothion on coleopterous pests of stored products in New Caledonia.. Proc. Hawaiian Entomol. Sco., 24 211-15.

*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.