Surirella undulata. A–C Drawing BHUPM 1163 D Lectotype: BHUPM 540138-6, Trockenpräparate CXXXVIII 6. Scale bar for D = 10 µm.

 
 
  Part of: Jahn R, Kusber W-H, Cocquyt C (2017) Differentiating Iconella from Surirella (Bacillariophyceae): typifying four Ehrenberg names and a preliminary checklist of the African taxa. PhytoKeys 82: 73-112. https://doi.org/10.3897/phytokeys.82.13542