1. Center for Functional Anatomy and Evolution, Johns Hopkins University School of Medicine ,
1830 E Monument Street, Room 305A
, Baltimore , Maryland 21205 , U.S.A.,
2. Department of Geology, University of Cincinnati ,
Geology Physics Building, Room 500, 345 Clifton Court
, Cincinnati , Ohio 45221-0013 , U.S.A.,
3. Department of Anthropology, University of Cincinnati ,
481 Braunstein Hall
, Cincinnati , Ohio 45221-0380 , U.S.A.