A check list of the marine species of dinoflagellates reported from coastal and oceanic Colombian Caribbean Sea is presented. The list is based on the revision of bibliographical information available from studies developed on phytoplanktonic community. It reports a total of 186 taxa corresponding to 169 species with 27 varieties and six forms. These are grouped in 32 genera, 17 families, six orders, and two classes. The taxonomic classification was based on the system proposed by Fensome et al. (1993).