Balech, in Balech & El-Sayed (1965: 121, pl. 4, figs 51–54)
[modified from Balech & El Sayed (1965)] Cells 56–61 µm long (epitheca 11.5–14 µm), 33–36 µm maximum width. Epitheca low, triangular, with somewhat convex sides, abruptly tapering to a short spine. Hypotheca reticulate, with longitudinal ribs and a short antapical spine. Cingulum excavated, slightly overhanging; cingular lists absent. Sulcus very short; sulcal lists absent.
Weddell Sea (Balech & El-Sayed, 1965).
Rarely reported and not seen by us. Dodge & Saunders (1985) partially revised the genus Oxytoxum based on SEM studies.