Chlidophyllon Kaspar on:
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Erythrotrichiaceae is a 
red algae
Red algae, or Rhodophyta (, ; ), are one of the oldest groups of eukaryotic algae. The Rhodophyta also comprises one of the largest phyla of algae, containing over 7,000 currently recognized species with taxonomic revisions ongoing. The majority ...
family in the order Erythropeltidales.
References
Red algae families Compsopogonophyceae {{Rhodophyta-stub