heterotypic synonym, validly published under the ICN (Botanical Code)
According to Silva (1980) this taxon name is a synonym of Nostocaceae.Publication:
Silva PC. Names of classes and families of living algae with special reference to their use in the Index Nominum Genericorum (Plantarum). Bohn, Scheltema & Holkema, Utrecht, 1980.
Number of child taxa with a validly published and correct name: 2 Number of child taxa with a validly published name, including synonyms: 2 Total number of child taxa: 2