†family Densastromatidae Bogoyavlenskaya 1974 (stromatoporoid sponge)
Stromatoporoidea - Actinostromatida - Densastromatidae
Parent taxon: Actinostromatida according to C. Stock 2015
See also Stearn et al. 1999
Sister taxa: Actinostromatidae, Actinostromellidae, Plumataliniidae, Pseudolabechiidae
Subtaxa: Acosmostroma Araneosustroma Densastroma Pycnodictyon
Ecology: stationary epifaunal suspension feeder-photosymbiotic
Distribution:
• Devonian of United States (1: New York collection)
• Jaani of Estonia (1)
• Silurian to Devonian of United States (1: Virginia)
• Silurian of Australia (1), Canada (1: Quebec), China (1), Estonia (5), Latvia (1), Mongolia (1), the Russian Federation (4), Sweden (7), Ukraine (5), the United Kingdom (1)
Total: 30 collections including 31 occurrences