†subfamily Coeloptychinae Roemer 1864 (glass sponge)
Hexactinellida - Lychniscosa - Coeloptychidae
Parent taxon: Coeloptychidae according to R. M. Finks et al. 2004
Sister taxon: Cameroptychinae
Subtaxa: Coeloptychium Troegerella
Type: Coeloptychium
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cretaceous of France (1 collection), Germany (10), Greece (1), Poland (10), the United Kingdom (7)
Total: 29 collections including 50 occurrences