Reimer, C.W. (1959). The diatom genus Neidium. I. New species, new records and taxonomic revisions. Proceedings of the Academy of Natural Sciences of Philadelphia, 111: 1-35, pls. 1-4
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Reimer, C.W.
1959
The diatom genus Neidium. I. New species, new records and taxonomic revisions
Proceedings of the Academy of Natural Sciences of Philadelphia