Lyrella circumsecta (Grunow ex A. Schmidt) D.G. Mann

Nevrova, Elena, Witkowski, Andrzej, Kulikovskiy, Maxim, Lange-Bertalot, Horst & Kociolek, J. Patrick, 2013, A revision of the diatom genus Lyrella Karayeva (Bacillariophyta: Lyrellaceae) from the Black Sea, with descriptions of five new species, Phytotaxa 83 (1), pp. 1-38 : 31

publication ID

https://doi.org/ 10.11646/phytotaxa.83.1.1

persistent identifier

https://treatment.plazi.org/id/447B3144-FFB9-FFCC-E6A5-FE36F868FC03

treatment provided by

Felipe

scientific name

Lyrella circumsecta (Grunow ex A. Schmidt) D.G. Mann
status

 

Lyrella circumsecta (Grunow ex A. Schmidt) D.G. Mann in Round et al. (1990: 672)

Basionym: Navicula polysticta var. circumsecta Grunow in Schmidt (1874a: pl. 3, fig. 27–28)

Navicula circumsecta (Grunow) Grunow in Cleve & Grunow (1880: 42)

Valves elliptic, length 65–95 µm, breadth 45–60 µm. Raphe straight, axial area very narrow, central area transversely elliptic, connected to lateral areas. Lateral area semi-elliptic, covered by dispersed coarse areolae. Transapical striae punctate, radiate, developed in marginal zone, 10–11 in 10 µm.

Distribution:—Found at the Sansego (Schmidt et al. 1874–1959). Black Sea, North-western region of the Black Sea ( Ryabushko 1991).

Literature:— Schmidt (1874a: pl. 3, figs 27–28); Cleve & Grunow (1880: 42); Round et al. (1990: 672); Ryabushko (1991: 14, no micrograph).

Kingdom

Chromista

Phylum

Ochrophyta

Class

Bacillariophyceae

Order

Lyrellales

Family

Lyrellaceae

Genus

Lyrella

Loc

Lyrella circumsecta (Grunow ex A. Schmidt) D.G. Mann

Nevrova, Elena, Witkowski, Andrzej, Kulikovskiy, Maxim, Lange-Bertalot, Horst & Kociolek, J. Patrick 2013
2013
Loc

Lyrella circumsecta (Grunow ex A. Schmidt) D.G. Mann

Round, F. E. & Crawford, R. M. & Mann, D. G. 1990: 672
1990
Loc

Navicula circumsecta

Cleve, P. T. & Grunow, A. 1880: 42
1880
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