[Gomphonella parvula (Kützing) Rabenhorst, moreGomphonema parvulum f. lagenula (Kützing) Otto Müller, Gomphonema parvulum f. lanceolata (Grunow) Otto Müller, Gomphonema parvulum f. semiaperta Mayer, Gomphonema parvulum f. subcapitata (Grunow) Otto Müller, Gomphonema parvulum var. curta R.d'Aubert, Gomphonema parvulum var. exilis Grunow, Gomphonema parvulum var. lanceolata Grunow, Gomphonema parvulum var. subcapitata Grunow]