Protected Natural Areas in Puerto Rico. (Large Map) William A. Gould, Maya Quiñones, Mariano Solórzano, Waldemar Alcobas, and Caryl Alarcón. U.S. Department of Agriculture, Forest Service, International Institute of Tropical Forestry. PR Gap Analysis Project. Accessed 8 June 2016.
Protected Natural Areas in Puerto Rico. (Large Map) William A. Gould, Maya Quiñones, Mariano Solórzano, Waldemar Alcobas, and Caryl Alarcón. U.S. Department of Agriculture, Forest Service, International Institute of Tropical Forestry. PR Gap Analysis Project. Accessed 8 June 2016.
Protected Natural Areas in Puerto Rico. (Large Map) William A. Gould, Maya Quiñones, Mariano Solórzano, Waldemar Alcobas, and Caryl Alarcón. U.S. Department of Agriculture, Forest Service, International Institute of Tropical Forestry. PR Gap Analysis Project. Accessed 8 June 2016.
Los Reptiles de Puerto Rico. Gobierno de Puerto Rico. Departamento de Recursos Naturales y Ambientales. Hojas de Nuestro Ambiente. Publication P-025. February 2008. Accessed 11 June 2016.
Animales en Peligro de Extincion. Gobierno de Puerto Rico. Departamento de Recursos Naturales y Ambientales. Hojas de Nuestro Ambiente. Publication P-014. March 2007. Accessed 11 June 2016.