Spaulding, S.
(2013).
Craspedostauros.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/craspedostauros?x-craft-preview=409442409a997390693ff24c7010fd6f1c96fb56f8f091fa016a63de9a54aaccecpiqubknd
Symmetric Biraphid
Craspedostauros
Stauros narrow
Frustules constricted in girdle view
SPECIES OF CRASPEDOSTAUROS ARE NOT KNOWN TO OCCUR IN NORTH AMERICA
Valves of Craspedostauros are linear, with a narrow central stauros, or fascia. In girdle view, frustules are constricted around the central stauros. Cells often lie in girdle view, because of the deep girdle. Numerous copulae, or girdle bands, are present. Areolae are...