Systematic Entomology Page 2 of 55 1 1 Out of the Orient: Post-Tethyan transoceanic and trans-Arabian routes 2 fostered the spread of Baorini skippers in the Afrotropics 3 4 Running title: Historical biogeography of Baorini skippers 5 6 Authors: Emmanuel F.A. Toussaint1,2*, Roger Vila3, Masaya Yago4, Hideyuki Chiba5, Andrew 7 D. Warren2, Kwaku Aduse-Poku6,7, Caroline Storer2, Kelly M. Dexter2, Kiyoshi Maruyama8, 8 David J. Lohman6,9,10, Akito Y. Kawahara2 9 10 Affiliations: 11 1 Natural History Museum of Geneva, CP 6434, CH 1211 Geneva 6, Switzerland 12 2 Florida Museum of Natural History, University of Florida, Gainesville, Florida, 32611, U.S.A. 13 3 Institut de Biologia Evolutiva (CSIC-UPF), Passeig Marítim de la Barceloneta, 37, 08003 14 Barcelona, Spain 15 4 The University Museum, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-0033, Japan 16 5 B. P. Bishop Museum, 1525 Bernice Street, Honolulu, Hawaii, 96817-0916 U.S.A. 17 6 Biology Department, City College of New York, City University of New York, 160 Convent 18 Avenue, NY 10031, U.S.A. 19 7 Biology Department, University of Richmond, Richmond, Virginia, 23173, USA 20 8 9-7-106 Minami-Ôsawa 5 chome, Hachiôji-shi, Tokyo 192-0364, Japan 21 9 Ph.D. Program in Biology, Graduate Center, City University of New York, 365 Fifth Ave., New 22 York, NY 10016, U.S.A. 23 10 Entomology Section, National Museum of the Philippines, Manila 1000, Philippines 24 25 *To whom correspondence should be addressed: E-mail:
[email protected] Page 3 of 55 Systematic Entomology 2 26 27 ABSTRACT 28 The origin of taxa presenting a disjunct distribution between Africa and Asia has puzzled 29 biogeographers for centuries.