Plate 8 from J. Ralfs in Pritchard's History of Infusoria 4th edition (1861) British Diatomists of the 19th Century:

J. Ralfs

  • Pritchard's History of infusoria 4th edition (1861)
        Plate 2       Plate 4       Plate 5       Plate 6
        Plate 7       Plate 8       Plate 9       Plate 10
        Plate 11     Plate 12     Plate 13     Plate 14
        Plate 15     Plate 16     Plate 17


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