†family Idiostromatidae Nicholson 1886 (stromatoporoid sponge)
Stromatoporoidea - Stromatoporellida - Idiostromatidae
Parent taxon: Stromatoporellida according to C. W. Stearn et al. 1999
Sister taxa: Hermatostromatidae, Stromatoporellidae, Trupetostromatidae
Subtaxa: Idiostroma
Ecology: stationary epifaunal suspension feeder-photosymbiotic
Distribution:
• Devonian of Belgium (1 collection), Canada (2: Manitoba, Northwest Territories), the Czech Republic (2), France (1), Germany (4), Mongolia (3), Spain (3), Tajikistan (2), Thailand (1), United States (2: Alaska, Nevada), Vietnam (4)
• Silurian of China (1), United States (3: Alaska)
Total: 29 collections including 30 occurrences