Reference

P.W. Johnson, P.E. Hargraves, J.M. Sieburth (1988): Ultrastructure and ecology of Calycomoans ovalis Wulff, 1919, (Chrysophyceae) and its redescription as a testate rhizopod, Paulinella ovalis n. comb. (Filosea: Euglyphina) – J. Protozool. – 35: 618 - 626.