Stenus grandipennis L. Benick, 1933
Type locality: South Africa, Umburg .
Material examined. SOUTH AFRICA: Eastern Cape: 2 ♂: Woody Cape (in Addo Eleph. NP), 33°39.5’S, 26°23.5’E, pond, 3.ii.2012, lake shore, treading, J. Janák lgt. (JJRC) ; Western Cape: 1 ♀: Assegaibosch NR, pond, 33°59’S, 18°55’E, treading, 14.xii.2009, J. Janák lgt. (cf. det., JJRC) ; 1 ♀: Table Mts. NP , Cape Peninsula, Olifantsbos, 34°15.3’S, 18°23.1’E, 4.xi.2021, J. Janák lgt., wetland, in low fynbos, treading (cf. det., JJRC) .
Distribution. The species is distributed in Zimbabwe and South Africa (provinces: Western Cape, Eastern Cape, Free State, Mpumalanga).