NEW SPECIES: Chinchilla Tree Rat, Cuscomys ashaninka. Found in Cordillera de Vilcabamba, Peruvian Andes, southeast Peru – 1997. This toothy creature was found during a combined RAP and Smithsonian expedition, near the famous Incan ruins of Macchu Picchu. What makes it an extra special discovery is that it is the only one of the genus, which means more species could be nearby.