Cyanophyta
->
Nostocophyceae
->
Chroococcales
-> Microcrocis
Suku: Microcrocis
Richter 1892
Synonyymit
Merismopedia subg. Holopedium, Lagerheim 1883
Holopedium, Lagerheim 1893
Beckia, Elenkin 1933 incl.