What is "vallunaraju"

Vallunaraju or Wallunaraju (possibly from Ancash Quechua walluy to cut, wallu earless, someone whose ears are amputated -na a nominalising suffix, Quechua rahu snow, ice, mountain with snow,) is a mountain in the Cordillera Blanca in the Andes of Peru, about high and located in Huaraz Province, Ancash. Vallunaraju lies south west of Ranrapalca and Ocshapalca.