†subfamily Histriastrinae Dumitrica 1989
Polycystinea - Spumellaria - Larnacillidae
Parent taxon: Larnacillidae according to P. De Wever et al. 2001
Sister taxa: Circodiscinae, Cryptolarnaciinae, Larnacillinae
Subtaxa: Amphymenium Histiastrum Stauralastrum Stephanastrum
Type: Histiastrum
Distribution:
• Eocene to Oligocene of South Pacific (1 collection)
• Eocene of South Pacific (4)
• Paleocene to Eocene of South Pacific (1)
• Paleocene of New Zealand (24)
• Cretaceous of Germany (1), New Zealand (4), Poland (2), the Russian Federation (19)
• Jurassic of Canada (1: British Columbia), Switzerland (1)
Total: 58 collections including 73 occurrences