Fig. 2. LM. 4 cell chain. Anterior nucleus in epitheca. n=nucleus.
Fig. 3. LM. 4 cell chain. Epitheca rounded and conical. Hypotheca divided into two posterior lobes: right lobe longer than left (arrows). Chloroplasts greenish-yellow and rod-shaped. E=epitheca; H=hypotheca.
Fig. 4. LM. Cyst.