Description (A and B) Light micrographs.
(C–M) TEM micrographs.
(A and B) Whole valves.
(C and D) Part of the cell in valve view.
(E) Detail of the central part of a valve showing the central nodule and the striae with a row of poroids split into two sectors (seldom three or four).
(F) Part of a valve showing the central nodule and the poroid arrangement.
(G) Detail of the poroid structure.
(H) Central part of a valve.
(I) Apical part of a valve showing the proximal and distal mantles.
(J) Valve end. (K) Valvocopula.
(L and M) Different cingular bands.
(A–D, G–L) Strain Ner-J2.
(E, F, and M) Strain Ner-J3.Author Orive, Emma· JPG file - 239.60 kB - 958 x 1 277 pixelsadded on 2015-01-21641 viewsDiatomBase taxaPseudo-nitzschia abrensis Pérez-Aicua & Orive, 2013checked Guiry, Michael D. 2015-01-21 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License
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