†family Tribrachyocrinidae Arendt and Willink 1981 (Sea lily)
Crinoidea - Ampelocrinida - Tribrachyocrinidae
Parent taxon: Ampelocrinida according to G. D. Webster and P. A. Jell 1999
Sister taxa: Ampelocrinidae, Calceolispongiidae, Corythocrinidae, Tasmanocrinus
Subtaxa: Meganotocrinus Nowracrinus Tribrachyocrinus
Type: Tribrachyocrinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Permian of Australia (25 collections), New Zealand (1)
Total: 26 collections including 42 occurrences