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Boyer, C.S. (1927). Synopsis of North American diatomaceae, supplement, part 1.-Coscinodiscatae, Rhizosolenatae, Biddulphiatae, Fragilariatae. Proceedings of the Academy of Natural Sciences of Philadelphia. 78: 1-228.
Boyer, C.S. (1927). Synopsis of North American diatomaceae, supplement, part 1.-Coscinodiscatae, Rhizosolenatae, Biddulphiatae, Fragilariatae. Proceedings of the Academy of Natural Sciences of Philadelphia. 78: 1-228.
