Reported Resistance Case(s)
	
		| Order | Family | Common Name(s) | Group | Host | 
	
		| diptera | culicidae | medium-sized semi-arid mosquito | MED |  | 
Active Ingredient: malathion
	
		| MOA: Acetylcholine esterase inhibitors, Organophophates | 
	
		| Group: OP | CAS #: 121755 | Shaugnessy Code: 57701 | 
Resistance Case(s)
	
		| Case Id | Year of Report | Type of Resistance | Location | Reference | 
		
		| G3409 | 1978 | Field Evolved Resistance 
 | USA-- Utah
 | Merrell, R.  And Wagstaff, K. (1978). Status or organophosphorus mosquito larvicide resistance in Utah:  1977.. Proc. 13th Annu. Meet. Utah Mosq. Abatement Assoc., 30 10-12. | 
		
*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.