Distribution of species in eastern and northeastern Africa belonging to the Nothobranchius ugandensis species group: N. albertinensis (green triangle), N. ugandensis (red triangle), N. derhami (yellow-filled circle), N. attenboroughi (blue-filled circle), N. venustus (orange-brown-filled circle), N. moameensis (red-filled circle), N. hoermanni (blue-green square), N. torgashevi (purple square), N. itigiensis (yellow diamond), N. streltsovi (orange square), N. kardashevi (red diamond), and N. nubaensis (red hexagon; on inset map). T, type localities. Symbols with a black dot indicate sites of individuals used for karyotype analyses. Note that the presently known entire ranges of the respective species are shown, and individual symbols may in some cases represent multiple sites in close proximity to one another.