Culex tarsalis

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Cu·lex tar·sa·'lis

a mosquito species that is an important vector of St. Louis and Western equine encephalomyelitis viruses in horses, birds, and humans.


a genus of mosquitoes found throughout the world; cause insect worry and many species transmit various infectious agents, e.g. microfilariae, apicomplexan parasites and viruses, such as those of Japanese encephalitis and equine encephalomyelitis.

Culex pipiens
transmits the virus of fowlpox.
Culex pipiens quinquefasciatus
a serious pest of poultry and carrier of a number of poultry diseases.
Culex tarsalis
transmits western equine encephalomyelitis.
Culex tritaeniohynchus
transmits Japanese encephalitis virus.
References in periodicals archive ?
Oviposition responses of Culex tarsalis and Culex quinquefasciatus to aged Bermuda grass infusions.
MLEs and MIRs of 2-week infection rates in Culex tarsalis mosquitoes, South Okanagan Valley, British Columbia, 2009 * Total no.
Culex tarsalis mosquito infection data for WNV calculated weekly during 2 WNV transmission seasons, Medicine Lake National Wildlife Refuge, Montana, USA * 2006 Light No.
West Nile virus (WNV) was first isolated in California during July 2003 from a pool of Culex tarsalis collected near El Centro, Imperial County.
Surveillance data for southern West Nile virus foci and the rest of California January 1-November 1, 2003 (a) Research areas Remaining Surveillance data Imperial Coachella LA agencies Total Human cases 1 0 0 1 2 Horse cases 0 0 0 1 1 Mosquito pools 238 1,414 1,663 6,416 9,731 Culex tarsalis 150 948 121 3,176 4,395 WNV pos 16 10 0 0 26 SLEV pos 1 3 0 0 4 WEEV pos 0 0 0 1 1 Cx.
For instance, Culex tarsalis population indices are correlated with sentinel chickens seroconversion rates for WEEV and SLEV (22).
SLEV- and WEEV -positive Culex tarsalis pools in selected California counties, 1991-1999 (a,b) No.
tested Culex tarsalis Yolo 7 30 14 1 Kern 7 15 14 35 Riverside 7 49 14 55 Cx.
To identify the mosquito species competent for West Nile virus (WNV) transmission, we evaluated 10 California species that are known vectors of other arboviruses or major pests: Culex tarsalis, Cx.
California mosquito species tested for vector competence for WNV (a) Species Source (b) Generation Culex tarsalis Yolo Co.
Only 8 of 74 mosquito species were Culex tarsalis, a known vector species of WEEV and a potential vector species of EEEV in California (12).
The North American arthropod-borne encephalitis viruses in Culex tarsalis Coquillett.