Reported Resistance Case(s)

Species: ophyra leucostoma

Order	Family	Common Name(s)	Group	Host
diptera	muscidae		MED

Active Ingredient: dieldrin

MOA: GABA-gated chloride channel antagonists, Cyclodiene organochlorines
Group: CYCLO	CAS #: 60-57-1	Shaugnessy Code: 45001

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G1308	1967	Field Evolved Resistance	USA-- California	Georghious, G. P. (1967). Differential susceptibility and resistance to insecticides of coexisting populations of Msuca domextica, Fannia, canicularsi, F.. femoralis and Ophyra leucostoma. J. Econ. Entomol., 60 1138-44.

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