Silva Center for Phycological Documentation: Index Nominum Algarum

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Navicula spenceri (`spencerii') Bailey ex Quekett
Treat. Microscope: 440, pl. 9. 1848. (no description)
Type: ANSP A-G.C. 3174 (LT fide Sterrenburg, Proc. Acad. Nat. Sci. Philadelphia 146: 468-469. 1995)
Type locality: USA: New York: Croton River
Collector: comm. Bailey (source not specified) via Matthew Marshall

See Pleurosigma spenceri (Bailey ex Quekett) W. Smith 1852
See Gyrosigma spenceri (Bailey ex Quekett) Griffith & Henfrey 1856
See image Scalprum spenceri (Bailey ex Quekett) Kuntze 1891
[plate drawn by Warren De La Rue; specimens previously studied in America by Spencer; Quekett's material inadequate for lectotype]

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