Lyrella granulata (Grunow) Nevrova, Witkowski, Kulikovskiy & Lange-Bert., 2013

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 : 26

Lyrella granulata (Grunow) Nevrova, Witkowski, Kulikovskiy & Lange-Bert. comb. nov., stat. nov. ( Fig. 36 )

Basionym: Navicula hennedyi var. granulata Grunow in A. Schmidt (1874a: pl. 3, fig 3.)

Grunow’s taxon is distinguished from Lyrella hennedyi (W. Sm.) D.G. Mann mainly by valve outline, slightly rhombical-elliptical-lanceolate with slightly protracted ends and central raphe endings deflected to the primary side of the valve.

Literature:— Schmidt (1874a: pl. 3, fig 3).

Figures

FIGURES 30–36: Figs 30-35: Lyrella karayevae sp. nov. Fig. 30: Valve view, LM, 630×, scale bar = 10 µm. Figs 31–34: Valve view, LM, 1000×, scale bar = 10 µm. Fig. 35: External view, SEM, scale bar = 10 µm. Holotype is illustrated in Fig. 31. Specimens from the Black Sea (Omega Bay, Laspi Bay, Balaklava Bay, Golubaya Bay). Fig. 36: Lyrella granulata comb. nov., stat. nov.: Reproduction of published line-drawing by Schmidt et al. 1874: pl. 3, fig. 3 as Navicula hennedyi var. granulata, scale bar = 10 µm.