A living cell at two focal planes (DIC)
Life-form: Solitary or cells united in chains
Size: Diameter 15-110 µm
Resting spore:
Note:
Distinctive features: Marginal spines and areola pattern
Similar species:
Distribution: Worldwide
Literature:
Fryxell, G. & Hasle, G. R. 1972. Thalassiosira eccentrica
(Ehrenb.) Cleve, T. symmetrica sp. nov., and some related
centric diatoms. J. Phyc. 8: 297-317.
Hasle, G. R. & Syvertsen, E. E. 1996. Marine diatoms. In: Tomas, C. R. (ed.) Identifying marine diatoms and dinoflagellates. Academic Press, Inc., San Diego, p. 5-385.
Takano, H. 1990. Diatoms. In "Red tide organisms in Japan-An illustrated taxonomic guide". (Y. Fukuyo, H. Takano, M. Chihara & K. Matsuoka eds). Uchida Rokakuho, Tokyo, p. 162-331.