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Authority

Gran (1900: 122, pl. 9, fig. 25)

Class

Diatomophyceae

Order

Centrales

Family

Chaetoceraceae

Synonyms

N/A

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Basionym

N/A

Additional References

Cupp (1943: 142, fig. 99), VanLandingham (1968: 749), Hasle & Syvertsen (1997: 215, pl. 45, tab. 52)

Description

Cells small, in straight or curved chains, strongly twisted about the chain axis, rectangular in girdle view; pervalvar axis c. 17 µm. Valves elliptical; apical axis 11–20 µm. Apertures between cells usually only visible at cell corners. Setae long, thin, arising inside of valve margin, orientated in all directions. Resting spores unknown.

Distribution

Southern Ocean (Priddle & Fryxell, 1985); Lützow-Holm Bay (Tanimura et al., 1990); Ross Sea (Watanabe, 1982); Bransfield Strait (Kopczyńska & Ligowski, 1985); cosmopolitan (Hasle & Syvertsen, 1997).

Comments

N/A

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