General Observations on Mosquitos in relation to Yellow Fever in the Anglo-Egyptian Sudan

Owing to the history of yellow fever in the Sudan and the lines of communication which traverse the country, a general survey of the mosquitos, particularly the Culicines, is of practical interest. The known potential vectors of yellow fever are listed. 2. Observations on the man-biting or man-ignoring habits of some species are recorded and also notes on the bionomics ofTaeniorhynchus africanus, T. uniformis, Aëdes aegyptiand other species. 3. For purposes of description the country is divided into sub-divisions of the recognized faunal areas and notes are given on the Culicines of each. 4. Brief observations are made on mosquito control measures against yellow fever.