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Cox, E. J. (1982). Taxonomic studies on the diatom genus Navicula Bory. IV. Climaconeis Grun., a genus including Okedenia inflexa (Bréb.) Eulenst. ex De Toni and members of Navicula sect. Johnsonieae sensu Hustedt. British Phycological Journal. 17(2): 147-168.