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Category
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Class
Bacillariophyceae
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Order
Achnanthales
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Family
Achnanthidiaceae
Sorted from smallest to largest by maximum length
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Potapova, M.
(2016).
Gliwiczia.
In Diatoms of North America.
Retrieved April 02, 2023, from https://diatoms.org/genera/gliwiczia
Monoraphid
Gliwiczia
- Frustules monoraphid
- Valves elliptic
- Striae and areolae more dense on raphe valve than on rapheless valve
- Internal cavum on both valves
- Stauros on both valves
Gliwiczia was established in 2013 to accommodate Achnanthes/Planothidium calcar and similar species. This genus has monoraphid frustules with a slightly concave raphe valve and almost flat, rapheless valve. Valves are elliptic. Both valves bear an internal cavum and a fascia. Striae and areolae are considerably more dense and smaller on...