Tergomya - Kiringellida - Hypseloconidae
Alternative spelling: Hypselconidae
Synonyms: Hypseloconacea Knight 1956, Hypseloconellacea Knight 1956, Kirengellidae Rozov 1975, Pygmaeoconidae Horný 2006, Pygmaeoconinae Horný 2006, Romaniellidae Rozov 1975
Full reference: J. B. Knight. 1956. New families of Gastropoda. Journal of the Washington Academy of Sciences 46(2):41-42
Parent taxon: Kirengellida according to B.L. Stinchcomb and N.A. Angeli 2002
See also Bjalyy 1973, Dzik 2010, Feng et al. 2000, Golikov and Starobogatov 1975, Horný 1963, Horný 2006, Knight and Yochelson 1960, Ponder et al. 2020, Rozov 1975, Runnegar and Jell 1976, Starobogatov 1970, Stinchcomb 1986, Stinchcomb and Jung Echols 1966 and Wahlman 1992
Sister taxa: Angarella, Hypseloconoidea, Archaeoconus
Subtaxa: Cambrioconus Cornuella Gasconadeoconus Gayneoconus Kirengella Knightoconus Orthoconus Ozarkoconus Paraceratoconus Proteroconus Pygmaeoconus Shelbyoceras Yochelsonella
Ecology: epifaunal grazer
Distribution:
• Ordovician of the Czech Republic (3 collections), North Korea (2), Norway (3), the Russian Federation (1), Spain (1), United States (9: Missouri, New York, Vermont)
• Marjumian of Greenland (2)
• Cambrian of Antarctica (2), China (1), Mongolia (1), the Russian Federation (2), United States (9: Alabama, Minnesota, Missouri)
Total: 36 collections including 46 occurrences