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Authority

(Manguin) Balech

Class

Dinophyceae

Order

Peridinales

Family

Protoperidiniaceae

Description

After Balech, 1976: Length 50-86, width 53-87. Plate 1' rather narrow. Lateral margins of 2a almost in straight line with those of 3' and barely touching 3'' and 5'' (almost neutral); rarely penta. Very low hypotheca. Cingulum with longitudinal ridges; in apicla view double contoured; lists narrow wiht faint and scattered ribs. Sculpture formed by a faint reticulum and scattered pores. Protoplasm usually dark. Meta, quadra.

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