We
are grateful for the time spent with the late Will Downs (Figure 5). We thank
him for vigorous and enjoyable discussions in the field about the relationships
of Chitarwata paleoenvironments to their fossil vertebrates, river rafting, as
well as the political and cultural history of China. We thank L. Jacobs for his
insightful review of this manuscript. A special thanks to Pakistan Museum of
Natural History (PMNH), Islamabad, Pakistan, for logistical support of our
fieldwork and to A.R. Rajpar (PMNH) and A. Zulfigar (Geological Survey of
Pakistan) for field assistance at Zinda Pir Dome. Thanks as well to R.J.
Holcombe, Department of Earth Sciences, University of Queensland, Australia, for
academic use of GEOrient 9.2 to determine paleocurrent statistics and for
plotting rose diagrams. This research was supported by National Geographic Grant
6402-99.