†family Ulbospiriferidae Johnson and Carter 1994 (lamp shell)
Rhynchonellata - Spiriferida - Ulbospiriferidae
Parent taxon: Theodossioidea according to A. Williams et al. 2006
Sister taxa: Palaeochoristitidae, Theodossiidae
Subtaxa: Palaeospiriferinae Ulbospiriferinae
Type: Ulbospirifer
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Iran (3 collections), Poland (3), United States (5: New Mexico)
Total: 11 collections each including a single occurrence