Silva Center for Phycological Documentation: Index Nominum Algarum

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Pleurosigma prolongatum W. Smith
Ann. & Mag. Nat. Hist., ser. 2, 9: 9, pl. II: fig. 7. 1852. (E)
Type: BM (fide G. Reid, Diatom 20: 49, figs. 14-22. 2004)
Type locality: England: Dorset: Poole Bay
Collector: W. Smith (x.1849)

See Gyrosigma prolongatum (W. Smith) Griffith & Henfrey 1856
See image Scalprum prolongatum (W. Smith) Kuntze 1891
See Pleurosigma fasciola var. prolongatum (W. Smith) Van Heurck 1896
See Gyrosigma fasciola var. prolongatum (W. Smith) Proshkina-Lavrenko 1950
[Reid states that no Poole Bay material was available at BM, contrary to expl. figs. 14-22; she chooses as LT BM 23709 from Shoreham, Sussex, a locality not mentioned in the protologue]

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