1. Department of Anthropology, University of Arkansas, 330 Old Main, Fayetteville, Arkansas, 72701, U.S.A.,
2. Department of Biology, Geology, and Environmental Science, 615 McCallie Ave, University of Tennessee at Chattanooga, Chattanooga, 37403, Tennessee, U.S.A.,
3. Department of Sociology & Anthropology, 162 Bentley Annex, Ohio University, Athens, 45701, Ohio, U.S.A.,
4. Emil Racoviţă Institute of Speleology, Romania
5. Romanian Institute of Science and Technology, Romania,