Subfamily Ecnomiosinae Cooper 1977 (lamp shell)
Rhynchonellata - Terebratulida - Kingenidae
Parent taxon: Kingenidae according to A. Williams et al. 2006
Sister taxon: Kingeninae
Subtaxa: Belothyris Dzirulina Ecnomiosa Vaniella
Type: Ecnomiosa
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Cretaceous of South Africa (1 collection), Sweden (1), United States (4: California)
Total: 6 collections each including a single occurrence