Differentiating Iconella from Surirella (Bacillariophyceae): typifying four Ehrenberg names and a preliminary checklist of the African taxa Author Jahn, Regine Botanischer Garten und Botanisches Museum Dahlem, Freie Universitaet Berlin, Koenigin-Luise-Str. 6 - 8, 14195 Berlin, Germany r.jahn@bgbm.org Author Kusber, Wolf-Henning Botanischer Garten und Botanisches Museum Dahlem, Freie Universitaet Berlin, Koenigin-Luise-Str. 6 - 8, 14195 Berlin, Germany Author Cocquyt, Christine Botanic Garden Meise, Nieuwelaan 38, 1680, Meise, Belgium text PhytoKeys 2017 2017-07-03 82 73 112 http://dx.doi.org/10.3897/phytokeys.82.13542 journal article http://dx.doi.org/10.3897/phytokeys.82.13542 1314-2003-82-73 3433E24DC048FFE06A5CFFF08905FFFB 1138117 Surirella fasiculata O. Muell . in Bot. Jahrb. Syst. 34: 36, pl. 1: fig. 14. 1903. Lectotype (designated by Cocquyt and Jahn 2007c ). [icon] Mueller (1903): pl. 1: fig. 14 "Lake Nogzi, a brackish water lake in the crater of the mountain Nogzi on the northern edge of Kondeland, at 2000 m asl, Tanzania". Epitype (designated by Cocquyt and Jahn 2007c ). B 40 0040234 [http://herbarium.bgbm.org/object/B400040234] (the valve representing the epitype was illustrated as fig. 4 in Cocquyt and Jahn 2007c ) "basin near the hot spring of Utengule, Beya Mountain (Tanzania)".