[1] Museo Reg Sci Nat Torino, Turin, Italy
[2] Univ E Anglia, Sch Environm Sci, Ctr Ecol Evolut & Conservat, Norwich NR4 7TJ, Norfolk, England
[3] IUCN, SSC CI, CABS Biodivers Assessment Unit, Arlington, VA USA
[4] NW Univ, Sch Environm Sci & Dev, Potchefstroom, South Africa
[5] St Louis Zoo, Madagascar Fauna Grp, St Louis, MO USA
[6] Zoo Zurich, Zurich, Switzerland
[7] Zoolog Staatssammlung Munchen, Munich, Germany
[8] Univ Hamburg, Dept Anim Ecol & Conservat, Hamburg, Germany
[9] Conservat Int, Kirstenbosch Bot Gardens, Claremont, South Africa
[10] Hess Landesmuseum Darmstadt, Dept Nat Hist Zool, Darmstadt, Germany
[11] Zoo Atlanta, Dept Herpetol, Atlanta, GA USA
[12] Goethe Univ Frankfurt, Dept Ecol & Evolut, Frankfurt, Germany
[13] Res Inst, Frankfurt, Germany
[14] Nat Hist Museum Senckenberg, Sect Herpetol, Frankfurt, Germany
[15] Conservat Int, Arlington, VA USA
[16] Conservat Int, Antananarivo, Madagascar
[17] Wildlife Conservat Society, Antananarivo, Madagascar, Madagascar
[18] Univ Antananarivo, Dept Biol Anim, Antananarivo, Madagascar, Madagascar
[19] Amer Museum Nat Hist, New York, NY 10024 USA
[20] Natur Museum Luzern, Luzern, Switzerland
[21] Tech Univ Carolo Wilhelmina Braunschweig, Inst Zool, D-3300 Braunschweig, Germany
[22] Univ Calif Berkeley, Museum Vertebrate Zool, Berkeley, CA 94720 USA
[23] Univ Calif Berkeley, Dept Integrat Biol, Berkeley, CA 94720 USA