·? (chanter [Term not mentioned in available sources])
original: ? (Mordvinian)
single chanter: type? / reed type?
Атлас музыкальных инструментов народов СССР = Atlas of musical instruments of the peoples inhabiting the USSR [1963]. Вертков, Константин А. (Vertkov, Konstantin A.) / Благодатов, Георгий И. (Blagodatov, Georgij I.) / Язовицкая, Эльза Э. (Jazovickaja, El’za E.). Москва (Moskva), 1975 (2), p.76 / 209 (type only, no term).