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Authority

van Heurck (1909: 11, pl. 1, fig. 13)

Class

Diatomophyceae

Order

Pennales

Family

Naviculaceae

Synonyms

N/A

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Basionym

N/A

Additional References

Whitaker & Richardson (1980: 250), Poulin & Cardinal (1982: 2837, fig. 28), Andreoli et al. (1995: 472, fig. 11)

Description

Cells solitary, linear to elliptical, with subrostrate apices; apical axis 29–42 µm; transapical axis 7–13 µm. Transapical striae 14–15 in 10 µm, slightly radiating in central area, straight nearer the apices. Raphe central; central raphe endings expanded (Fig. d); terminal endings hooked in the same direction (Fig. c). Axial area around raphe narrow.

Distribution

Coastal waters off Davis Station, East Antarctica; type locality, 65°15.5’–64°30.0’S, Antarctica (van Heurck, 1909); Scotia Sea, Antarctica (Poulin & Cardinal, 1982); Ross Sea (Andreoli et al., 1995); coastal waters off Syowa Station, East Antarctica (Ishikawa et al., 2001).

Comments

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