Smith, W. (1855). Notes of an excursion to the south of France and the Auvergne in Search of Diatomaceae. Annals and Magazine of Natural History, 2nd series,, 15: 1-9, pl. 1.
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Smith, W.
1855
Notes of an excursion to the south of France and the Auvergne in Search of Diatomaceae.
Annals and Magazine of Natural History, 2nd series,