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Configuration of girdle bands in Ulnaria oxybiseriata, SEM A–D four bands associated with the epivalve. Scale bars: 10 μm (A); 2 μm (B–D). |
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| Part of: Liu B (2023) The diatom genus Ulnaria (Bacillariophyta) in China. PhytoKeys 228: 1-118. https://doi.org/10.3897/phytokeys.228.101080 |