Thalassiosira angulata (Gregory) Hasle 1978

A = Two cells viewed at three focal planes; B = Cleaned valve (arrowheads=labiate processes near strutted process) (DIC)

Frustules (SEM)

Synonym(s): Orthosira angulata Gregory 1857

Life-form: Cells united in chains

Size: Diameter = 12-39 µm

Resting spore:

Note: See Hasle (1978)

Distinctive features:

Similar species: T. decipiens T. hibernalis

Distribution: North Atlantic Ocean

Hasle, G. R. 1978a. Some Thalassiosira species with one central process (Bacillariophyceae). Norw. J. Bot. 25: 77-110.

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.

  Copyright © 1996-2006, Mats Kuylenstierna & Bengt Karlson All rights reserved.
Last modified on 15 September, 2006

Swedish Meteorological and Hydrological Institute

Department of Marine Ecology, Göteborg University, Sweden