Silva Center for Phycological Documentation: Index Nominum Algarum

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Indexes (very large files) to all taxa:

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Fragilaria arcus (Ehrenberg) Cleve
Bih. Kongl. Svenska Vetensk.-Akad. Handl. 24(Afd. III, 2): 9. 1898.

Basionym: See Navicula arcus Ehrenberg 1836
[cites Ceratoneis arcus (Ehrenberg) Kützing]

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