MITIC-KOPANJA, Danijela, Carlos E. WETZEL, Luc ECTOR, & Zlatko LEVKOV 2014 Two new Gomphonema Ehrenberg (Bacillariophyceae) species from Macedonia and comparison with type material of G. brebissonii Kützing Fottea, Olomouc 14(2): 149-160, 76 figs. Gomphonema scardicum, G. gautieriforme |