ROUND, F.E., & Ludmila BUKHTIYAROVA
1996 ('Nov' p.m. 14 Feb 1997)
Four new genera based on Achnanthes (Achnanthidium) together with a re-definition of Achnanthidium
Diatom Research
11(2): 345-361, 22 figs.

[Rossithidium, Planothidium, Karayevia, Kolbesia; n.cc. in Achnanthidium]

Keyboarded taxa: 29