The delicate laucha ranges across several parts of South America. Specimens reported from Misiones had brown to reddish-brown backs and pale undersides.
The specimens described in the paper had brown to reddish-brown backs and whitish undersides, with pale patches behind the ears and under the chin and pale legs and tail underside.
In Misiones, Argentina, the study caught specimens in crop plots, including yerba mate and eucalyptus fields where native forest had been replaced. These local records do not prove a general preference for farmland.
An extinction-risk assessment has not been added yet.