Spaulding, S.,
Edlund, M.
(2008).
Fistulifera.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/fistulifera?x-craft-preview=cab8b13ef68d1e257235fd2491770f51dfe0c9a6c0ad3b95411776e5316d603alxhbyabypv
Symmetric Biraphid
Fistulifera
Frustules lightly silicified
Striae not visible with light microscopy
Central sternum distinct
The frustules of Fistulifera are very lightly silicified. Valves range in shape from linear to elliptical. Cells are small (usually < 8 µm) and possess numerous thin girdle bands, up to fourteen or more. Striae are not visible with light microscopy. The central sternum is distinct and may remain in a sample after the thin frustule has...