Phylum of single-celled green algae found in the marine plankton and abundant as microfossils. They contain chlorophylls a and c but never b.
Information on these organisms including their fossil record, classification, biology and life cycle with a number of images of individual species.
Information from Wikipedia on these single-celled algae which form part of the phytoplankton.
Information from Wikipedia on these single celled green algae which are some of the most abundant marine phytoplankton, especially in the open ocean and are plentiful as microfossils.
Last update:October 3, 2007 at 10:42:37 UTC