†Microsmilia Koby 1888 (stony coral)
Anthozoa - Scleractinia - Caryophylliidae
Synonym: Colonicyathus Eliasova 1997
Parent taxon: Caryophylliinae according to H. Eliasova 1997
Sister taxa: Caryophyllia, Leptocyathus, Lophosmilia, Protrochocyathus, Stephanocyathus, Stephanosmilia, Stylocyathus, Trochocyathus
Subtaxa: Microsmilia fascicularis, Microsmilia geinitzi, Microsmilia oppeli
Ecology: stationary low-level epifaunal microcarnivore