It is on the Pacific Ocean side of Costa Rica, 10 miles west of Punta Llorona on Península de Osa.
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Its range is restricted to the Pacific coast of western Panama to the western portion of the Chiriquí Province and of southern Costa Rica, south of the Rio Grande de Terraba, including the Osa Peninsula.
The ancestors of the modern Boruca made up a group of chiefdoms that ruled most of Costa Rica's Pacific coast, from Quepos to what is now the Panamanian border, including the Osa Peninsula.
In Central American the range extends from extreme eastern and southern Mexico and Panama through Guatemala and Belize, the island of Coiba and infrequently on the mainland of Panama, and two isolated regions on the Pacific Coast of Costa Rica; the Carara National Park and Peninsula de Osa.