The distribution of the genus Triturus. Shown are the ranges for all the different species; the range of the T. karelinii group is partitioned according to the three distinct mitochondrial DNA clades the group is composed of (cf. ). Note the partially overlapping ranges of the crested newt T. cristatus and the marbled newt T. marmoratus. The map is based on  and updated following recent findings.
Wielstra and Arntzen BMC Evolutionary Biology 2011 11:162 doi:10.1186/1471-2148-11-162