[1] Gothenburg Bot Garden, Carl Skottsbergs Gata 22A, S-41349 Gothenburg, Sweden
[2] Univ Amsterdam, Inst Biodivers & Ecosyst Dynam, NL-1098 XH Amsterdam, Netherlands
[3] Nederlands Ctr Biodiversiteit Nat, NL-2300 RA Leiden, Netherlands
[4] Univ Utrecht, Fac Sci, Dept Biol, Inst Environm Biol, NL-3584 CH Utrecht, Netherlands
[5] Cent Univ Venezuela, Fac Ingn, Escuela Geol Minas & Geofis, Lab Termocronol & Geomatemat, Caracas 1053, Venezuela
[6] Inst Colombiano Petr, ECOPETROL, Piedecuesta, Santander, Colombia
[7] CSIC, Real Jardin Bot, E-28014 Madrid, Spain
[8] Petr Brasileiro SA Petrobras, BR-20031170 Rio De Janeiro, Brazil
[9] Smithsonian Trop Res Inst, Balboa, Panama
[10] Univ Fed Uberlandia, Inst Biol, BR-38400902 Uberlandia, MG, Brazil
[11] Univ Fed Acre, Lab Paleontol, BR-69980000 Acre, AC, Brazil
[12] Acad Nat Sci, Dept Ichthyol, Philadelphia, PA 19103 USA
[13] Swiss Fed Inst Technol, Inst Integrat Biol, CH-8092 Zurich, Switzerland
[14] Univ Oxford, Dept Plant Sci, Oxford OX1 3RB, England
[15] Univ Gothenburg, Dept Plant & Environm Sci, S-41349 Gothenburg, Sweden