Reported Resistance Case(s)

Species: aedes nigromaculis

Order	Family	Common Name(s)	Group	Host
diptera	culicidae	medium-sized pasture floodwater mosquito	MED

Active Ingredient: chlorpyrifos

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 2921882	Shaugnessy Code: 59101

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G1209	1967	Field Evolved Resistance	USA-- California	Gillies, P. A., Womeldorf, D. J. and White, K. E. (1967). Cross-tolerance of California Aedes nigromaculis larvae to EPN, Abate and Dursban.. Proc. Calif. Mosq. Contr. Assoc., 36 85.

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