1. “Emil Racoviţă” Institute of Speleology of Romanian Academy, 13 Septembrie Road, No. 13, 050711, Bucharest, Romania. University of Bucharest, Faculty of Biology, Splaiul Independentei 91-95, Bucharest, R-050095, Romania
2. “Emil Racoviţă” Institute of Speleology of Romanian Academy, 13 Septembrie Road, No. 13, 050711, Bucharest, Romania. 3University Ovidius Constanţa, Faculty of Natural Sciences, Al. Universităţii, corp B, Constanţa, Romania