LANGE-BERTALOT, Horst 1997 (June) Frankophila, Mayamaea und Fistulifera: drei neue Gattungen der Klasse Bacillariophyceae. Frankophila, Mayamaea and Fistulifera: three new genera of the class Bacillariophyceae Arch. Protistenk. 148(1/2): 65-76, 34 figs. [GE]