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 Iconella likomensis (Cocquyt & R. Jahn) Cocquyt & R. Jahn comb. nov. ≡ Surirella likomensis Cocquyt & R. Jahn in Willdenowia 35: 361. 2005. ≡ Surirella bifrons [var. tumida ] f. minor O. Muell . in Bot. Jahrb. Syst. 34: 28, pl. 1, fig. 3. 1903. Lectotype (designated by Cocquyt and Jahn 2005a ). [icon] Mueller 1903: t. 1, fig. 3; reproduced as Fig. 4 in Cocquyt and Jahn (2005) Lake Nyassa [Lake Malawi] near Likoma on the bottom. Epitype (designated by Cocquyt and Jahn 2005a ). B 40 0040180 [http://herbarium.bgbm.org/object/B400040180] Lake Malombe after discharge of Lake Malawi, Malawi (sample B 52 0000039 [http://herbarium.bgbm.org/object/B520000039]. http://phycobank.org/100064 Taxonomical remark. According to Cocquyt and Jahn (2005a) , the taxonomic concept Surirella biseriata var. bifrons (Ehrenb.) Hust. sec. Hustedt in Schmidt (1912) pro parte falls into synonymy.