†family Billingsariidae Okulitch 1936 (tabulate coral)
PaleoDB taxon number: 116160
Parent taxon: Sarcinulida according to D. Hill 1981
Sister taxon: Syringophyllidae
Subtaxa: Billingsariinae, Foerstephyllinae, Nyctoporinae
Ecology: stationary epifaunal suspension feeder-photosymbiotic