Brewer-carias, Allan R. (2) Moreno Garcia, Juan Carlos (centre National De La Recherche Scientifique (cnrs), Richardson, Seth (university Of Chicago) (1) Bell, Helen S. (1) Feinman, Gary M. (field Museum Of Natural History, Moreno Garcia, Juan Carlos (centre National De La Recherche Scientifique (cnrs) (1) Brewer-carias, Allan R, Araujo-juarez, Jose (1)