Edlund, M.,
Spaulding, S.
(2008).
Cymbellonitzschia.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/cymbellonitzschia?x-craft-preview=409442409a997390693ff24c7010fd6f1c96fb56f8f091fa016a63de9a54aaccecpiqubknd
Nitzschioid
Cymbellonitzschia
Valves slightly to strongly asymmetric to the apical axis
Raphe positioned on ventral margin
Cells small
Cymbellonitzschia possesses a raphe on the ventral margin of the valve, similar to the genus Nitzschia. In contrast to Nitzschia, however, the valves of Cymbellonitzschia are slightly to strongly asymmetric to the apical axis. The striae are uniseriate. The cells of Cymbellonitzschia are small.
Cymbellonitzschia is an uncommon genus that...