Full reference: V. V. Missarzhevsky. 1970. New generic name Tommotia, nom. nov. Paleontological Journal 1970(2):100-100
Parent taxon: Brachiopoda according to C. B. Skovsted et al. 2009
See also Guo et al. 2022, Landing et al. 2008, Sepkoski 2002 and Skovsted 2006
Sister taxa: Acanthotretella, Ancylopoda, Arthropomata, Articulata, Clitambonoidea, Craniiformea, Dallinacea, Dichotomosella, Drakozoon, Ecardines, Eccentrotheca, Ernogia, Helictopoda, Inarticulata, Lathamella, Linguliformea, Lyopomata, Mickwitziidae, Oymurania, Plectorhynchonella, Pygocaulia, Rhynchonelliformea, Rictia, Surindia, Testicardines, Thecidium, Vjalovithyris
Subtaxa: Kulparina Lapworthellidae Mitrosagophora Paterimitra Sunnaginiidae Tannuolinidae Wufengella
Distribution:
• Amgan of Kyrgyzstan (1 collection)
• Solvan of Morocco (1)
• Placentian of Canada (1: Nova Scotia), United States (7: Massachusetts)
• Cambrian of Antarctica (1), Australia (93), Canada (21: New Brunswick, Newfoundland and Labrador, Nova Scotia), China (24), France (1), India (2), Kazakhstan (4), Mongolia (3), Morocco (1), the Russian Federation (41), Sweden (4), the United Kingdom (11), United States (9: Massachusetts, New York)
Total: 225 collections including 340 occurrences