Urodela (Salamanders, Newts, Axolotls etc.)
Taxonomy
Suborder: Cryptobranchoidea
Family: Hynobiidae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Hynobius turkestanicus | Nikolsky, 1909 | Turkestanian salamander | ? | "between Pamir and Samarkand" | Missing | Access |
| Protohynobius puxiongensis | Fei & Ye, 2000 | - | China | Rediscovered | Access |
Suborder: Salamandroidea
Family: Ambystomatidae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Ambystoma leorae | Taylor, 1943 | Leora’s stream salamander | - | High mountains near Rio Frio, Mexico | Rediscovered | Access |
| Ambystoma lermaense | (Taylor, 1940) | Lake Lerma salamander | ? | México state, México | Missing | Access |
Family: Amphiumidae
—No subordinate taxa
Family: Dicamptodontidae
—No subordinate taxa
Family: Plethodontidae (Lungless Salamanders)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Aquiloeurycea praecellens | (Rabb, 1955) | Admirable false brook salamander | 24 December 1940 | Veracruz, México | Missing | Access |
| Batrachoseps sp. nov. 'Breckenridge' | - | Breckenridge Mountain slender salamander | 1983 | California, USA | Missing | Access |
| Bolitoglossa capitana | Brame & Wake, 1963 | Orphan salamander | (rediscovered) | Colombia | Rediscovered | Access |
| Bolitoglossa hermosa | Papenfuss, Wake and Adler, 1983 (1984) | Guerreran mushroomtongue salamander, Guerreran salamander | (rediscovered) | México | Rediscovered | Access |
| Bolitoglossa jacksoni | Elias, 1984 | Jackson’s salamander, Jackson’s climbing salamander, Jackson's mushroomtongue salamander | (rediscovered) | Guatemala | Rediscovered | Access |
| Bolitoglossa magnifica | Hanken, Wake & Savage, 2005 | Magnificent web-footed salamander | (rediscovered) | Chiriquí Province, Panama | Rediscovered | Access |
| Bolitoglossa marmorea | Tanner & Brame, 1961 | Crater salamander | (rediscovered) | Costa Rica & Panama | Rediscovered | Access |
| Bolitoglossa taylori | Wake, Brame & Myers, 1970 | Cerro Cituro salamander | (rediscovered) | Panama | Rediscovered | Access |
| Bradytriton silus | Wake & Elias, 1983 | Finca Chiblac salamander | (rediscovered) | Guatemala | Rediscovered | Access |
| Chiropterotriton arboreus | (Taylor, 1941) | Arboreal splayfoot salamander, Arboreal flat-footed salamander | (rediscovered) | Hidalgo, México | Rediscovered | Access |
| Chiropterotriton chiropterus | (Cope, 1863) | Common splayfoot salamander | (rediscovered) | Veracruz, México | Rediscovered | Access |
| Chiropterotriton lavae | (Taylor, 1942) | Pigmy splayfoot salamander, Pigmy flat-footed salamander | (rediscovered) | Veracruz, México | Rediscovered | Access |
| Chiropterotriton magnipes | Rabb, 1965 | Bigfoot splayfoot salamander | (rediscovered) | México | Rediscovered | Access |
| Chiropterotriton mosaueri | (Woodall, 1941) | Cave splayfoot salamander | (rediscovered) | México | Rediscovered | Access |
| Dendrotriton cuchumatanus | (Lynch & Wake, 1975) | Forest bromeliad salamander | - | Guatemala | Rediscovered | Access |
| Eurycea troglodytes ssp. nov. 'Valdina Farms' | - | Valdina Farms salamander, Valdina Farms sinkhole salamander | 1987 | Medina County, Texas, USA | Missing | Access |
| Isthmura naucampatepetl | (Parra-Olea, Papenfuss & Wake, 2001) | Cofre de Perote Salamander | (rediscovered) | Veracruz, Mexico | Rediscovered | Access |
| Nyctanolis pernix | Elias & Wake, 1983 | Nimble long-limbed salamander | - | Guatemala & Mexico | Rediscovered | Access |
| Oedipina paucidentata | Brame, 1968 | El Empalme worm salamander | 1952 | Costa Rica | Missing | Access |
| Oedipina petiola | Mccranie & Townsend, 2011 | - | 1995 | Honduras | Missing | Access |
| Parvimolge townsendi | (Dunn, 1922) | - | Veracruz (east-central), Mexico | Rediscovered | Access | |
| Plethodon ainsworthi | Lazell, 1998 | Ainsworth’s salamander | 12 June 1964 | Jasper County, Mississippi, USA | Extinct | Access |
| Plethodon neomexicanus | Stebbins & Riemer, 1950 | Jemez Mountains salamander | - | USA | Rediscovered | Access |
| Pseudoeurycea ahuitzotl | Adler, 1996 | Cerro Teotepec false brook salamander | (rediscovered) | México | Rediscovered | Access |
| Pseudoeurycea anitae | Bogert, 1967 | Anita false brook salamander | 1976 | Oaxaca, México | Missing | Access |
| Pseudoeurycea aquatica | Wake & Campbell, 2001 | Aquatic false brook salamander | 9 April 1978 | Oaxaca, México | Missing | Access |
| Pseudoeurycea brunnata | Bumzahem & Smith, 1955 | Brown false brook salamander | ? | México & Guatemala | Missing | Access |
| Pseudoeurycea conanti | Bogert, 1967 | Conant’s false brook salamander | ? | México | Missing | Access |
Pseudoeurycea exspectata | Stuart, 1954 | Jalpa false brook salamander | 1976 | Guatemala | Extinct | Access |
| Pseudoeurycea lynchi | Parra-Olea, Papenfuss & Wake, 2001 | - | (rediscovered) | Mexico | Rediscovered | Access |
| Pseudoeurycea nigra | (Wake & Johnson, 1989) | - | (rediscovered) | Chiapas, México | Rediscovered | Access |
| Pseudoeurycea nigromaculata | Taylor, 1941 | Black-spotted false brook salamander | 2007 | México | Missing | Access |
| Pseudoeurycea parva | Lynch & Wake, 1989 | Cerro Baul dwarf bromeliad salamander | (rediscovered) | México | Rediscovered | Access |
| Pseudoeurycea tlahcuiloh | Adler, 1996 | - | (rediscovered) | Guerrero, México | Rediscovered | Access |
| Pseudoeurycea unguidentis | (Taylor, 1941) | Claw-toothed salamander | 1976 | Oaxaca, México | Extinct | Access |
Thorius aureus | Hanken & Wake, 1994 | Yellow pygmy salamander | ? | México | Missing | Access |
| Thorius infernalis | Hanken, Wake & Freeman, 1999 | Atoyac pygmy salamander, Atoyac minute salamander | Early 1980's (1977?) | México | Missing | Access |
| Thorius magnipes | Hanken and Wake, 1998 | Big-footed pygmy salamander | - | Mexico | Rediscovered | Access |
| Thorius minutissimus | Taylor, 1949 | - | Oaxaca (south-eastern), México | Rediscovered | Access | |
| Thorius munificus | Hanken & Wake, 1998 | - | above Las Vigas, central Veracruz, Mexico | Rediscovered | Access | |
| Thorius minydemus | Hanken & Wake, 1998 | - | c.1999 | Veracruz, México | Missing | Access |
| Thorius narismagnus | Shannon and Werler, 1955 | San Martin pygmy salamander | - | Veracruz (southern), México | Rediscovered | Access |
| Thorius narisovalis | Taylor, 1939 | Cerro pygmy salamander, Cerro San Felipe pigmy salamander, Upper Cerro pigmy salamander | - | Mexico | Rediscovered | Access |
Family: Proteidae
—No subordinate taxa
Family: Rhyacotritonidae
—No subordinate taxa
Family: Salamandridae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Cynops orphicus | Risch, 1983 | Dayang newt | (rediscovered) | China | Rediscovered | Access |
| Cynops wolterstorffi | (Boulenger, 1905) | Yunnan Lake newt | ? | China | Extinct | Access |
| Cynops pyrrhogaster ssp. "Atsumi" | - | Japanese fire-bellied newt | (rediscovered) | Atsumi Peninsula, Aichi Prefecture, Chubu region, Honshū, Japan | Rediscovered | Access |
| Neurergus derjugini derjugini | (Nesterov, 1916) | Kurdistan newt | (rediscovered) | Iran | Rediscovered | Access |
| Pachytriton granulosus | Chang, 1933 | - | Zhejiang, China | Rediscovered | Access |
Suborder: Sirenoidea
Family: Sirenidae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Pseudobranchus robustus | Goin & Auffenberg, 1955 | - | Late Pleistocene | Florida, USA | Extinct | Access |
Appendix 1: Other papers that may be of interest
Gutsche, Alexander, Tillack, Frank and Mahlow, Kristin. (2017). Rediscovery and description of the holotype of Oedipus paraensis Unterstein, 1930 (Amphibia, Plethodontidae), and invalidation of the neotype. Zootaxa 4282(2): 395-400. https://doi.org/10.11646/zootaxa.4282.2.12 [Abstract]