Relief shown by gradient tints. Shipping list no.: 2009-0100-P. "November, 2008." "This research was supported by the United States Geological Survey Biological Resources Division National Gap Program...,the USDA Forest Service International Institute of Tropical Forestry (IITF), the Puerto Rico Gap Analysis Project (PRGAP), and the IITF GIS and Remote Sensing Laboratory. All research at IITF is done in collaboration with the University of Puerto Rico."--Envelope. Inset: Mona and Monito. Scale not given. Includes text, 3 cross-sections and location map. Includes bibliographical references. English and Spanish version enclosed.
1 map : col. ; 55 x100 cm., folded to 26 x 20 cm., in envelope 31 x 23 cm.