Stenus nairobiensis Fauvel, 1907

Type locality. Kenya, Nairobi .

Material examined. SOUTH AFRICA: Eastern Cape: 3 ♂, 4 ♂: Woody Cape (in Addo Eleph. NP), 33°42’S, 26°21’E, indig. forest, swamp, 3.ii.2012, J. Janák lgt. (JJRC) ; 47 specimens: Baviaanskloof NR, Poortjies, 33°40’S, 24°29’E, stream banks, treading, 3.xii.2009, J. Janák lgt. (JJRC) , 1 ♂: N of Mthatha, river banks, 31°28.8’S, 28°46.0’E, 16.i.2016, J. Janák lgt. (JJRC) ; 3 ♂, 1 ♀: NE of Somerset East, NW Glen Avon farm, 32°42.7’S, 25°38.4’E, 17.xi.2021, J. Janák lgt. (JJRC) ; KwaZulu-Natal: 2 ♂: Tugela r. tributary nr. R74 bridge, reeds, 28°37.5’S, 29°7.4’E, ca 26 km NW of Bergville, 22.xi.2021, J. Janák lgt. (JJRC) ; 1 ♂, 1 ♀: Tugela river banks, 28°39.4’S, 29°2.45’E, 23.xi.2021, J. Janák lgt. (JJRC) ; 5 ♂, 5 ♀: Tugela river banks, 28°38.4’S, 29°4.05’E, 24.xi.2021, J. Janák lgt. (JJRC) ; 3 ♂, 1 ♀: Tugela river banks nr. Rugged Glen NR, 28°40.05ʼS, 29°1.15ʼE, 24.xi.2021, J. Janák lgt. (JJRC) ; 1 ♂: Wagendrift NR, dam banks, 29°2.55´S, 29°50.6´E, 23.xi.2021, J. Janák lgt. (JJRC) ; Gauteng: 1 ♀: S of Johannesburg, Kliprivier env., reeds, 26°25.0’S, 28°5.6’E, 25.xi.2021, J. Janák lgt. (JJRC) ; Mpumalanga: 3 ♂: Helena Farm, 1091 m, 25.02 S – 30.07 E, shorewashing, 22.x.2001, TMSA staff # 3428 (TMSA, JJRC) ; Limpopo: 3 ♂, 1 ♀: Luis Trichardt, 9.x.2000, D. Trávníček lgt. (JJRC) .

Distribution. The species is widely distributed in Africa south of Sahara: Ethiopia, Eritrea, Somalia, D.R. Congo, Kenya, Tanzania, Angola, Mozambique, South Africa.