ACKNOWLEDGEMENTS
We thank J. Abels, M. Borsh, C. Knight, M. North and J. Parks for help
collecting specimens. We also thank J. DeGroote and P. Carvalho De
Castro at UNI GeoTREE for generating the maps. Finally, we thank J.
Abels, M. Borsh, J. Demastes, R. McDonnell and M. Myers for helpful
comments on the manuscript.