Family Aulocystidae Sollas 1887 (glass sponge)
Hexactinellida - Lychniscosida - Aulocystidae
The sponge family, not the tabulate coral family
Parent taxon: Lychniscosida according to H. M. Reiswig 2002
Sister taxon: Diapleuridae
Subtaxa: Neoaulocystis
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: found only at Whitepark Bay, Antrim Coast (Cretaceous of the United Kingdom)