†family Tetradiidae Nicholson 1879 (tabulate coral)

Anthozoa - Tetradiida - Tetradiidae

Parent taxon: Tetradiida according to E. Klaamann 1966

See also Murray 1985

Sister taxon: Paleoalveolitidae

Subtaxa: Paratetradium Phytopsis Rhabdotetradium

View classification

Ecology: stationary epifaunal suspension feeder-photosymbiotic

Distribution:

• Ordovician of Canada (4: Manitoba, Nunavut, Quebec, Québec collections), China (10), Estonia (3), Kazakhstan (1), the Russian Federation (7)

Total: 25 collections including 29 occurrences

Show more details