1. Department of Vertebrate Zoology, National Museum of Natural History, Smithsonian Institution, Washington, D.C. 20560, U.S.A.,
2. Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, D.C. 20560, U.S.A.,
3. Department of Ecology and Evolutionary Biology, Cornell University, 225E Corson Hall, 215 Tower Road, Ithaca, New York 14853, U.S.A.,
4. Wadia Institute of Himalayan Geology, 33, General Mahadeo Singh Road, Dehradun 248 001 Uttarakhand, India,
5. Department of Geology, H.N.B. Garhwal University, Srinagar, 246175, Uttarakhand, India,
6. Directorate Earth and History of Life, Royal Belgian Institute of Natural Sciences, Rue Vautier 29, B-1000, Brussels, Belgium,