Loukotka (1968)

Varieties classified by Loukotka (1968) as part of the Diaguit language group:^[2]

• Diaguit - extinct language once spoken by many tribes in the Argentine province of Catamarca. All the survivors are now Quechuanized. Dialects, all extinct:
  • Quilme - once spoken by the Quilmes people, originally from neighboring Tucumán Province, later relocated to the city of Quilmes, Buenos Aires Province
  • Yocabil - once spoken in Catamarca in the Yocabil Valley.
  • Andalgalá - once spoken around the city of Andalgalá, Catamarca.
  • Abaucan or Tinogasta - once spoken in the Abaucán Valley, Catamarca.
  • Pasipa - once spoken in the Vicioso Valley, Catamarca.
  • Ancasti - once spoken in the Sierra de Ancasti, Catamarca.
  • Hualfin - once spoken in the Hualfin Valley, Catamarca.
  • Famatina - once spoken in the province of La Rioja in the Famatina Valley.
  • Caringasta - once spoken Calingasta in the Anguco Valley, San Juan province.
  • Sanogasta - once spoken in the province of La Rioja in the Sanogasta Valley.
  • Calian or Mocalingasta - once spoken in La Rioja province in the valley of Guadacol.
  • Sanagasta - once spoken in the Sierra de Velasco, La Rioja province.
  • Musitian - once spoken in La Rioja province in the Sierra de los Llanos.
  • Nolongasta - once spoken in the Chilecito Valley, La Rioja province.
• Calehaqui or Cacan or Tocaque - extinct language once spoken in Salta province, in the Quimivil and Santa María Valleys. Dialects are:
  • Guachipa - once spoken in Salta Valley.
  • Tolombon or Pacioca - once spoken in the province of Tucumán in the Tolombon Valley.
  • Amaicha - once spoken in the Sierra de Aconquija, Tucumán province.
  • Tucumán or Tukma - once spoken around the city of Tucumán.
  • Soleo - once spoken in Tucumán province north of the Tucumán tribe.
• Cupayana or Capayana - extinct language once spoken in San Juan and La Rioja provinces.
• Amaná - once spoken around the city of Amaná, La Rioja province. (Unattested)
• Chicoana or Pulare - once spoken in Salta Province in the Lerma Valley. (Unattested)
• Indama or Ambargasta - once spoken north of Salinas Grandes, Santiago del Estero province. (Unattested)
• Copiapó - once spoken around the city of Copiapó in the province of Atacama, Chile. (Unattested)

Mason (1950)

Mason (1950)^[3] lists the Diaguita subgroups of Abaucan, Amaycha, Anchapa, Andalgalá, Anguinahao, Calchaquí, Casminchango, Coipe, Colalao, Famatina, Hualfina, Paquilin, Quilme, Tafí, Tocpo, Tucumán, Upingascha, and Yocabil. Acalian, Catamarca, and Tamano are possibly also Diaguita subgroups according to Mason (1950).