Currently, ten species are listed in
Amphibian Species of the World – the rank of some of these as species or subspecies is however controversial: •
Lissotriton boscai (Lataste, 1879) – Bosca's newt •
Lissotriton graecus (Wolterstorff, 1906) – Greek newt •
Lissotriton helveticus (Razoumovsky, 1789) – Palmate newt •
Lissotriton italicus (Peracca, 1898) – Italian newt •
Lissotriton kosswigi (Freytag, 1955) – Kosswig's smooth newt •
Lissotriton lantzi (Wolterstorff, 1914) – Caucasian smooth newt •
Lissotriton maltzani (Boettger, 1879) – Portuguese smooth newt •
Lissotriton montandoni (Boulenger, 1880) – Carpathian newt •
Lissotriton schmidtleri (Raxworthy, 1988) – Schmidtler's smooth newt •
Lissotriton vulgaris (Linnaeus, 1758) – Smooth newt ==Phylogeny==