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Authority

H.A.Thomsen, in Thomsen & Boonruang (1984: 170, figs 11, 12)

Class

Craspedophyceae/Choanoflagellida

Order

Choanoflagellida

Family

Acanthoecidae

Additional References

Moestrup (1979, as “Pleurasiga sp. N”), Thomsen et al. (1990: 371)

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Basionym

N/A

Synonyms

N/A

Description

[after Thomsen & Boonruang (1984)] Cells solitary. Lorica cup-shaped, 15–17 µm long overall, 12.5–15 µm diameter at lorica end. Longitudinal costae 10; transverse costae 3; the 2 anteriormost transverse costae each comprising 10 costal strips; the third less conspicuous and comprising 4–6 costal strips. Protoplast obovoid, 3–6 × 3–5 µm (dried specimen). Flagellum 15–25 µm long.

Distribution

Weddell Sea (Thomsen et al., 1991a).

Comments

N/A

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