List of reptiles of Ireland

There is only one known land reptile species native to Ireland, the viviparous lizard. It appears to have a widespread distribution across the entire island with coastal, bogland and mountainous areas showing highest numbers of sightings.

Five marine turtle species appear regularly off the west coast but do not come ashore. All are endangered, some critically. The pond turtle is introduced.

Subclass: Diapsida

Infraclass: Lepidosauromorpha

Superorder: Lepidosauria

Order: Squamata (lizards, snakes)

Suborder: Lacertilia (lizards)
Family: Lacertidae
Subfamily: Lacertinae
Genus: Zootoca
Viviparous lizard, Zootoca vivipara
Family: Anguidae
Subfamily: Anguinae
Genus: Anguis
Slowworm, Anguis fragilis (believed to be a more recent introduction, with confirmed sightings only in The Burren)

Order: Testudines (turtles)

Suborder: Cryptodira
Superfamily: Chelonioidea (sea turtles)
Family: Dermochelyidae
Genus: Dermochelys
Leatherback sea turtle, Dermochelys coriacea
Family: Cheloniidae
Genus: Chelonia
Green sea turtle, Chelonia mydas
Genus: Eretmochelys
Hawksbill sea turtle, Eretmochelys imbricata
Genus: Lepidochelys
Kemp's ridley sea turtle, Lepidochelys kempii Vagrant
Genus: Caretta
Loggerhead sea turtle, Caretta caretta
Superfamily: Testudinoidea (pond turtles)
Family: Emydidae
Genus: Trachemys
Pond slider, Trachemys scripta Introduced

References

King, G.L. and Berrow, S.D. (2009) Marine turtles in Irish waters. Special Supplement to the Irish Naturalists' Journal (30 pages)