Tests (DIC)
Life-form: Solitary
Size: Length c. 5 µm, width c. 3 µm
Resting spore:
Note:
Distinctive features: Si scales in five transversely circumferential columns, pseudopod filose. Ingest Synechococcus (Johnson et al. 1988)
Similar species:
Distribution: Worldwide
Literature:
Johnson, P. W., Hargraves, P. E. & Sieburth, J. M. 1988.
Ultrastructure and ecology of Calycomonas ovalis Wulff, 1919,
(Chrysophyceae) and its redescription as a testate rhizopod,
Paulinella ovalis, N. Comb. (Filosea: Euglyphina). J. Protozool. 35:
618-626.
Vørs, N. 1992a. Heterotrofe protister (ekskl. dinoflagellater, loricabærende choanoflagellater og ciliater). In: (Thomsen eds.) Plankton i de indre danske farvande. Havforskning fra Miljøstyrelsen, Copenhagen, pp. 195-250.
Vørs, N.1992b. Heterotrophic amoebae, flagellates and heliozoa from the Tvärminne area, Gulf of Finland, in 1988-1990. Ophelia. 36: 1-109.
Wulff, A.1919. Ueber das Kleinplankton der Barentssee. Wissenschaftliche Meeresunterschungen, Neue Folge Abteilung Helgoland 13: 95-125.