Phylogenetic relationships of Pseudo-nitzschia subpacifica (Bacillariophyceae) from the Mexican Pacific, and its production of domoic acid in culture
Fig 1
Pseudo-nitzschia subpacifica SEM micrographs of strain Ps 290.
(A): Valve view of the whole valve showing central nodule, fibulae and striae. (B): Apex of the valve. (C): Details of fibulae and striae, showing two rows of poroids on each stria.