Alfaro’s rice water rat is a waterside rodent recorded from Central America to northern South America. Its original description notes long, soft fur and a pale underside.
The original description records long, soft fur, with a yellow-brown to dusky back and a grayish-white underside. It describes the naked tail as uniformly dark.
It has been recorded in wet lowland and secondary forests, as well as cane fields, marshes, and cultivated areas near water. It swims well and is reported to eat seeds and vegetation.
An extinction-risk assessment has not been added yet.