Family Entophysalidaceae Geitler 1925
Coccogoneae - Chroococcales - Entophysalidaceae
Parent taxon: Chroococcales according to V. N. Sergeev et al. 1995
See also Hofmann 1976, Horodyski and Donaldson 1980, Knoll and Golubic 1979, Oehler 1978 and Zhang 1981
Sister taxa: Chroococcaceae, Myriasporella, Myxomorpha, Vesicophyton
Subtaxa: Chlorogloeaopsis Eoentophysalis
Ecology: stationary "photoautotroph"
Distribution:
• Tonian of Australia (1 collection), the Congo-Kinshasa (1), Greenland (4)
• Ectasian of Canada (1: Nunavut), the Russian Federation (3), United States (1: Texas)
• Calymmian of Australia (5), China (1), the Russian Federation (2)
• Orosirian of Canada (8: Nunavut)
• Neoarchean of South Africa (1)
Total: 28 collections each including a single occurrence