Locality.—The valley of Cincha, in the diocese of Truxillo. Extinct.

Synonym.(?)—Mochika. Perhaps the name for a separate dialect.

PUQUINA.

Locality.—The diocese of La Paz. Extinct.

Probably these, with the Quixos, may represent the earlier population of the Andes anterior to the spread of the Peruvian Incas of the Quichua stock.

THE ATACAMAS.

Locality.—The Provinces of Taracapa and Atacama. Conterminous with the Aymaras, Quichuas; and Moluché.

Synonyms.—Olipes, Llipi.

Numbers, according to D'Orbigny, 7348 pure, 2170 mixed.

THE CHANGOS.