Cantumayo (possibly from Quechua qantu, qantus, qantuta a plant (Cantua buxifolia), mayu river,Teofilo Laime Ajacopa, Diccionario Bilingüe Iskay simipi yuyayk'ancha, La Paz, 2007 (Quechua-Spanish dictionary)) is a river in Peru located in the Arequipa Region, Caylloma Province, Coporaque District.escale.minedu.gob.pe - UGEL map of the Caylloma Province (2) (Arequipa Region) It originates in the Chila mountain range southeast of the mountain Mismi. Its direction is mainly to the south where it meets Colca River as a right affluent. The confluence is north of the town Coporaque.
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