†order Troosticrinida Bather 1900
Parent taxon: Blastoidea according to G. D. Webster et al. 2009
Sister taxa: Fissiculata, Granatocrinida, Macurdablastus, Pentremitida, Spiraculata
Subtaxa: Troosticrinidae
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Carboniferous of China (2 collections)
Total: 2 collections each including a single occurrence