Its last speaker is thought to have died in the 19th century.
But there actually were two men named Valentine, who died in the third century.
The last chief of the clan died in the 18th century.
He presumably died some time in the early 11th century.
He died in the 9th century, during a wave of conversions to Islam.
Shishman died in the early 14th century but before 1308 or 1313.
People died all the time back there in the ninth century; thirty-nine was getting on.
It seems likely that he died early in the 13th century.
Paul died several years before his wife, in the late 18th century.
The last speaker of the Abipón language is believed to have died in the 19th century.