Lyrella hennedyi var. neopolitana

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 : 30

Lyrella hennedyi var. neopolitana (neapolitana) (Cleve) Ryabushko (2006: 61)

Basionym: Navicula hennedyi var. neapolitana Cleve (1895: 58)

Valves broadly elliptic with subcuneate apices, length 150 µm, breadth 78 µm. Lateral areas narrow, about 1/8 of the breadth of the valve, with large scattered dots. Striae 7,5 in 10 µm, areolae 10 in 10 µm (cited from Cleve 1895: 58).

Distribution:—Marine species, rather rare variety, known only from the Mediterranean Sea (H. & M. Peragallo 1897 –1908). Black Sea, North-western region ( Proshkina-Lavrenko 1963a, Ryabushko 1991, 2006; Guslyakov 2002), Bulgarian ( Temniskova-Topalova & Petrova-Karadjova 1998), and Caucasian coast ( Proshkina-Lavrenko 1963a, Sapozhnikov 2001).

Literature:— Cleve (1894 –1895); H. & M. Peragallo (1897 –1908: 140 pl. 25, figs 7, 8); Proshkina- Lavrenko (1963a: 153, pl. 15, fig. 2, Note: the species illustrated in pl. 14, fig. 5, as mentioned in text, belongs to Navicula lyra var. atlantica ); Guslyakov (2002: 9, Addendum A, no micrograph); Ryabushko (2006, no micrograph)