This agouti is recorded from Roatán Island, Honduras. It has orange-brown fur, a white chin spot, and a yellow patch on the belly, and occurs in brushy tropical scrub forest.
The fur is orange-brown, with an underside resembling the back but slightly more olive-colored. There is a white chin spot and a yellow belly patch, and the limbs darken toward the feet.
It occurs in brushy tropical scrub forest. On nearby Fantasy Island, observations recorded animals using bamboo ground cover on a tree-covered hill for sleeping and eating fruit, flowers and nuts.
An extinction-risk assessment has not been added yet.