†family Eudoxinidae Nalivkin 1979 (lamp shell)
Rhynchonellata - Spiriferida - Eudoxinidae
Parent taxon: Ambocoelioidea according to A. Williams et al. 2006
Sister taxa: Ambocoeliidae, Lazutkiniidae, Verneuiliidae
Subtaxa: Costicrura Eudoxina Paulonia Wilberrya
Type: Eudoxina
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of United States (8: Alaska, Nevada collections), Venezuela (3)
• Carboniferous of United States (2: Illinois, Iowa/Illinois)
Total: 13 collections each including a single occurrence