Spaulding, S.,
Edlund, M.
(2009).
Acanthoceras.
In Diatoms of North America.
Retrieved December 02, 2024, from https://diatoms.org/genera/acanthoceras
Centric
Acanthoceras
Spines two per valve, elongated
Frustules lightly silicified
Numerous scale-like girdle bands
Acanthoceras is a solitary, planktonic genus. Cells are usually seen in girdle view, because of the numerous girdle bands and spines creating a large length to breadth ratio. This centric diatom appears somewhat rectangular in shape, with two spines, or setae, extending from each valve. Living cells contain four small, plate-like...