unclassified language
language whose genetic affiliation with other languages has not been established
Harappan
unknown language or languages of the Harappan civilization
Pre-Arawakan languages of the Greater Antilles
Group of three extinct languages of the Greater Antilles
Umbra
language of Colombia
Ancient Cappadocian
unclassified extinct language or group of languages
Hattic
extinct language of Turkey
Malibu
extinct language group of Colombia
Cueva
Extinct language of Panama