THALASSIOTHRIX SPATHULATA HASLE (THALASSIONEMATACEAE, BACILLARIOPHYCEAE): PRIMER REGISTRO PARA LA FLORA DIATOMOLOGICA MARINA DE CHILE

we report the first finding of thalassiothrix spathulata in the marine phytoplankton of chile. the species was common in samples collected between 18o16's and 28o06's. principal morphological features are described and illustrated