| natural infection of culex theileri (diptera: culicidae) with dirofilaria immitis (nematoda: filarioidea) on madeira island, portugal. | field and laboratory studies were performed to verify whether culex theileri theobald functions as a natural vector of dirofilaria immitis (leidy) on madeira island, portugal. co2-baited light traps (evs traps) were use to sample mosquitoes monthly basis between february 2002 and february 2003 in the area of quebradas (funchal). three mosquito species were captured, including 58 culex pipiens l., 790 cx. theileri, and three culiseta longiareolata (macquart). only c. theileri tested positive for ... | 2006 | 16506454 |