In the first paper, a description is given of the topography, climate and vegetation of Bwamba
County, western Uganda, where yellow fever has recentlv occurred in man [RAE, B 31 61]. It …

At the time of writing, 1949, field work on mosquitoes has been carried on in Bwamba
County, western Uganda, for a period of ten years, with very few intermissions. The …

The following is based almost entirely on the author's summary. In 1960-62, the ecology of
the adult mosquitos of the Northern Guinea savannah area of Northern Nigeria was studied …

In this paper the author summarises his initial work on the mosquitos of Uganda, with a view
to its use as a basis for future investigations. Various ecological factors are discussed. As …

1. The work was carried out in Bwamba County, Uganda, a district where human yellow
fever has recently occurred. It consisted mainly of 24-hour catches in banana plantations …

The following is based on the author's summary. Investigations on mosquitos other than
Anophelines, carried out in an isolated village in southwestern Nigeria in 1956-57 …

The present paper is the first of two dealing with the seasonal distribution, hourly variation in
biting activity, and vertical distribution of certain Southern Nigerian mosquitos. The …

1. During the past eight years field investigations on the epidemiology of yellow fever have
been carried out in Bwamba County, a small heavily-forested area in the extreme west of …

Some 246 species of mosquitos are known to occur in Uganda. Of these, 92 (37· 4%) have
been recorded as breeding in swamps, and the present paper brings together published …

Almost all of the studies here reported were made in one small region, so that very little new
information was secured on the ranges of the species of mosquitos under consideration. Our …