Spaulding, S.,
Edlund, M.
(2008).
Staurosira.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/staurosira?x-craft-preview=409442409a997390693ff24c7010fd6f1c96fb56f8f091fa016a63de9a54aaccecpiqubknd
Araphid
Staurosira
Striae narrow, composed of small, round or somewhat elongated areolae
Striae do not meet in central sternum
Staurosira valves are elliptic or cruciform in outline. In girdle view, the frustules are rectangular in shape. Cells often form colonies, joined by interlinking spines. The striae are narrow and composed of small, round areolae. Note that, for most species, the areolae are only visible in SEM. Striae do not meet one another in the...