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Authority

O.G.Kozlova (1962: 8, pl. 2, fig. 7)

Class

Diatomophyceae

Order

Centrales

Family

Thalassiosiraceae

Synonyms

N/A

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Basionym

N/A

Additional References

Kozlova (1967: 57, figs 4, 14), Fryxell & Hasle (1983: 57, figs 15–28), Johansen & Fryxell (1985: 158, figs 24, 36), Fryxell & Johansen (1990: 99, pl. 11.9, fig. 10)

Description

Cells solitary or chain-forming by a chitinous strand from central or marginal strutted process. Valves circular, 6.5–14 µm diameter; pervalvar axis 2–4.6 µm. Areolae radial, 24–32 in 10 µm in the centre; tangential areolae absent. Strutted processes 1 or 2 in valve centre, with a single ring of processes at the margin, 6–10 in 10 µm; processes with external projection. Labiate process solitary, located within the marginal ring.

Distribution

Near Davis Station, East Antarctica.

Comments

N/A

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