Arutani–Sape languages

The Arutani–Sape, a.k.a. Awake–Kaliana or Kalianan, are a proposed language family that includes two of the most poorly documented languages in South America, both of which are nearly extinct. They are at best only distantly related, but Kaufman (1990) finds the connection convincing. However, Migliazza & Campbell (1988) maintain that there is no evidence for linking them. The two languages are,

Kaufman (1990) states that a further connection with Maku of Roraima is "promising".