Achnanthes catanata J.Bílý & Marvan Achnanthes catanata J.Bílý & Marvanis basionym for Achnanthidium catenatum (J.Bílý & Marvan) Lange-Bert. in Iconogr. Diatomol. 6: 271. 199911. (Basionym:) fig. 8: 1-4