†Pileolus (Tomostoma) Deshayes 1824 (snail)
Gastropoda - Neritoidea - Pileolidae
Alternative spelling: Tomostoma
Parent taxon: Pileolus according to J.-M. Pacaud and J. Le Renard 1995
See also Sepkoski 2002
Sister taxon: Pileolus aequicostatus
Subtaxa: Tomostoma angusta
Ecology: epifaunal omnivore-grazer
Distribution:
• Eocene of France (4 collections)
Total: 4 collections each including a single occurrence