†family Dysoristidae Popov and Ushatinskaya 1992 (lamp shell)
Lingulata - Lingulida - Dysoristidae
Parent taxon: Linguloidea according to A. Williams et al. 2000
Sister taxa: Aulonotretidae, Bistramia, Elkaniidae, Eoobolidae, Kyrshabaktellidae, Laima, Lingulasmatidae, Lingulellotretidae, Lingulidae, Lingulipora, Obolidae, Oxlosia, Paterulidae, Pseudolingulidae, Timalina, Tomasina, Zhanatellidae
Subtaxa: Dysoristus Ferrobolus
Type: Dysoristus
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Tremadoc of the Czech Republic (2 collections)
• Cambrian of United States (9: California, Montana, Texas, Utah, Wyoming)
Total: 11 collections each including a single occurrence