Tschudi's yellow-shouldered bat eats fruit. Argentina's National Parks biodiversity system describes grayish-brown fur and records from Salta, Jujuy and Tucumán.
The Argentine species page describes grayish-brown fur and three color bands along dorsal hairs. It says shoulder spots are generally absent.
The profile classifies this species as frugivorous. It does not identify particular fruit plants or seasons.
An extinction-risk assessment has not been added yet.