A-C = Part of cells (arrow=claspers) (LM), C=Auxospores; D = Valve with proboscis and claspers (SEM)
Life-form: Solitary or united in chains
Size: Diameter = 2.5-13 µm
Resting spore:
Note: There are several closely allied taxa (Sundström 1996)
Distinctive features: Proboscis with truncate tip. Bands in two columns and with pores and loculate areolae
Similar species:
Distribution:
Literature:
Drebes, G. 1974. Marines Phytoplankton, Eine Auswahl der
Helgoländer Planktonalgen (Diatomeen, Peridineen). Georg Thieme
Verlag, Stuttgart. 186 pp.
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.
Sundström, B. G.1986. The marine genus Rhizosolenia. Doctoral Dissertation, Lund University, Lund, Sweden. 117 pp.