Rhynchonellata - Terebratulida - Boreiothyrididae
Full reference: A. S. Dagys. 1968. Yurskie i Rannemelovye brakhiopody Severa Sibiri. Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 1-167
Parent taxon: Loboidothyridoidea according to A. Williams et al. 2006
Sister taxa: Alabushevothyrididae, Cheirothyropsidae, Cheniothyrididae, Clathrithyrididae, Dictyothyrididae, Dienopidae, Eplenyithyris, Goniothyridinae, Harpotothyrididae, Hesperithyrididae, Heterobrochinae, Jaisalmeria, Kendzhilgithyris, Lissajousithyrididae, Loboidothyrididae, Lobothyrididae, Lobothyroides, Magharithyris, Mametothyrididae, Muirwoodellidae, Naradanithyris, Neumayrithyris, Pamirothyris, Peristerothyris, Plectoconchidae, Postepithyrididae, Psebajithyridinae, Rugithyris, Sogxianthyris, Spasskothyrididae, Taurothyris, Tchegemithyrididae, Tegulithyrididae, Triadithyrididae, Trichothyris, Trigonithyrididae, Tshemsarythyris, Viallithyris, Weldonithyris
Subtaxa: Boreiothyris Omolonothyris Pamirothyropsis Siberiothyris Taimyrothyris
Type: Boreiothyris
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Cretaceous of the Russian Federation (11 collections)
• Jurassic of Greenland (62), the Russian Federation (15)
Total: 88 collections including 95 occurrences