^Classification and stratigraphic use of the conodonts. Ray S Bassler, Geological Society of America Bulletin, 1925, volume 36, issue 11, pages 218-220
Novyy ranneordovikskiy rod konodontov semeystva Prioniodinidae (A new Early Ordovician conodont genus of the family Prionidinidae). SP Sergeeva, Paläontologische Zeitschrift, 1963