Donkin, A.S. (1869). On several new and rare species of freshwater Diatomaceae discovered in Northumberland. Quarterly Journal of Microscopical Science, new series, London, 9: 287-296, pl. 18.
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Donkin, A.S.
1869
On several new and rare species of freshwater Diatomaceae discovered in Northumberland.
Quarterly Journal of Microscopical Science, new series, London