Published February 23, 2022
| Version v1
Taxonomic treatment
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Cocconeis costata var. hexagona Grunow 1880
Description
Cocconeis costata var. hexagona Grunow (Figure 49)
Literature: (Riaux-Gobin and Romero 2003, p. 24, figs. 4, 5, pl. 3, figs. 1–10; Witkowski et al. 2000, p. 104, pl. 35, figs. 14, 15, pl. 38, fig. 35).
Description: Length 22–27 µm, width 9–12 µm, striae (raphe valve) 14–15 in 10 µm.
Remarks: The transverse fascia of the central area in the observed specimens did not reach valve margin as normally observed in this species (Riaux-Gobin and Romero 2003).
Ecology and distribution: Widely distributed marine benthic and epiphytic species, Reported from the Arctic (Hsiao 1980). Rare in Potter Cove.
Notes
Published as part of Al-Handal, Adil Y., Torstensson, Anders & Wulff, Angela, 2022, Revisiting Potter Cove, King George Island, Antarctica, 12 years later: new observations of marine benthic diatoms, pp. 81-103 in Botanica Marina (Warsaw, Poland) (Warsaw, Poland) 65 (2) on page 91, DOI: 10.1515/bot-2021-0066, http://zenodo.org/record/11000147
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Linked records
Additional details
Identifiers
Biodiversity
- Family
- Cocconeidaceae
- Genus
- Cocconeis
- Kingdom
- Chromista
- Order
- Achnanthales
- Phylum
- Ochrophyta
- Scientific name authorship
- Grunow
- Species
- hexagona
- Taxon rank
- variety
- Taxonomic concept label
- Cocconeis costata var. hexagona Grunow, 1880 sec. Al-Handal, Torstensson & Wulff, 2022
References
- Riaux-Gobin, C. and Romero, O. (2003). Marine Cocconeis Ehrenberg (Bacillariophyceae) species and related taxa from
- Hsiao, S. C. I. (1980). Quantitative composition, distribution, community structure and standing stock of sea ice microalgae in the Canadian Arctic. Arctic 33: 768 - 793.