1. Edward Grey Institute, Department of Zoology; University of Oxford; OX1 3PS; Oxford; U.K
2. Department of Biological & Environmental Science, Centre of Excellence in Evolutionary Research; University of Jyväskylä; P.O. Box 35; FI-40014; Jyväskylä; Finland
3. Croatian Institute for Biodiversity; Croatian Herpetological Society HYLA; I. Breznička 5a; HR-10000; Zagreb; Croatia
4. Faculty of Biology & Geology; Babes-Bolyai University Cluj-Napoca; 1, Kogalniceanu Str.; 400084; Cluj; Romania