Greville, R.K. (1859) Descriptions of new species of British Diatomaceae, chiefly observed by the late Professor Gregory.
Quarterly Journal of Microcopical Science7: 79-86, with one plate (VI).

Only plate (high resolution)
All images originally drawn at 400 times magnification except figure 3 (800 times).      Figure_Legend (opens in a new window).

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