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Authority

(Peters) Balech

Class

Dinophyceae

Order

Peridinales

Family

Protoperidiniaceae

Basionym

Peridinium variegatum Peters, 1928:35, fig. 9 a-q.

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Description

After Balech, 1976: Length 50-95µm, width 50-104µm. Short subsphaerical or wide elliptical. Medium size. Short steep conical horn. Two short, winged antapical spines; at the left a antapical margin. Cingulum of convex sides, ascendent about one time its own height; lists almost smooth, with some very short basal radii. Sculpture of dense but irregular pores. Generally penta, rarely quadra. Protoplasm dark.