CONTENTS onmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA ARTICLES Butterfly diversity in Cue Phuong National Park, VietNam 3WVUTSRQPONMLKJIHGFEDCBA Torben B Larsen, Luong VanHao and Do Van Lap Biodiversity, endemism and the conservation of limestone karsts in the Sangkulirang Peninsula, Borneo 15 Salas, L. A., A. Bedos, L. Deharveng, S. Fryer, R. Hadiaty, Heryanto, Munandar, Nardiyono, M. Noerdjito, W Noerdjito, C. Rahmadi, A. Riyanto, Rofik, A. Ruskamdi, MJ Struebig, Y. Suhardjono, A. Suyanto, JJ Vermeulen, C. Walck, H. Wiriadinata, Meijaard, E. and S. Stanley An economic valuation of biodiversity in the karst area of Maros, South Sulawesi, Indonesia 24 Heru Waluyo, Susy R. Sadikin, Gustami and Peter W hiting ON THE GROUND Fossil on a pin 34 Torben B. Larsen IN EVERY ISSUE EDITOR'S CORNER The Conservation Commons: rising to the challenge i Peter Hall LETTERS A letter writing campaign to ban diclofenac in India, Pakistan and Nepal 2 SPECIES BY SPECIES Biodiversity Treasures 16. Peach Palm, Bactris gasipaes-a palm with a heart. .................... 27 E. Small and PM. Calling Editor GEOFF SCUDDER, D. Phil. Zoology, Canada. Honorary Editor MAURICE STRONG Under-Secretary-General, UN Special Advisor to the UN Secretary-General Secretary-General, 1992 UN Conference on Environment & Development & Biological Diversity Convention, Brazil. Associate Editors HEM ANT K. BADOlA, D.Phil. Botany, India WilLIAM C.G. BURNS. International Wildlife law, USA PAUL CATLlNG, Ph.D. Botany, Canada JOHN LAMBERT. Ph.D. Medicinal Plants, World Bank TED MOSQUIN, Ph.D. Botany. Canada BAlAKTISTNA PISUPATI, Ph.D. Molecular Biology, Sri Lanka SETIJATI D. SASTRAPRAJDA, Ph.D. Botany, Indonesia MICHAEL SHARKEY, Ph.D. Entomology. USA LAN SMITH, Ph.D. Freshwater Arthropods, Canada VO TONG XUAN, Ph.D. Agronomy, Viet am MANUEL ZUMBADO, Curator - loBIO, Costa Rica Managing Editor STEPHEN AITKEN, BSc. aitken@tc-biodiversity.org Assistant Editor RJCHARD VOCKEROTH, D. Phil. Book Review Editor K.G. ANDREW HAMilTON, Ph.D. Research & Development Director ROBERT McFETRJDGE RMcFet@tc-biodiversity.org Editorial Submissions Managing Editor c/o Tropical Conservancy (see address below) m-editor@ OR aitken@,tc-biodiversity.org Subscription & Charitable Donations V. CHU G subscription@ OR chungv@tc-biodiversity.org Illustrator ROElOF IDEMA Queries P.T. DANG, Ph.D. - President Tropical Conservancy 94 Four Seasons Drive Ottawa, Ontario, Canada K2E 7S1 Tel: 1-613-224-9518 or 1-613-325-9518 dangpt@,tc-biodiversity.org URL: www.tc-biodiversity.org Publication. Date: 20 June 2005 IDRC This issue is supported in part by the QLJ International Development Research Centre LI~ (Canada) Policy of Respect To engender and foster respect for all living species, this journal capitalizes the common names of all formally named species. Biodiversity is indexed by Biosis, Cambridge Scientific Abstracts. Environment Abstracts, and Zoological Record. Front Cover Image: A group ofBA Lamproptera meges gathers on the main road into the park sipping water and minerals from the surface of a moist area. Lamproptera meges is one of the two species of dragontail butterflies found in the Cuc Phuong National Park. In flightit could eas· ily be mistaken for a dragonfly (Illustrated by Roelof Idema). See the Cuc Phuong Butterflies article by Torben Larsen on page 3. Inside Front Cover Art: "he 0. 0,11' 01 ,Ie by ROf'kJlldemJ