鈍口螈屬（學名：Ambystoma）是多種分布於北美的蠑螈。體型中等。有明顯的肋骨間溝。尾部側向壓縮。頭部寬大、眼小。不好動。通常棲息於地底。由於棲息地的破壞，多個物種均為瀕危物種。
種類
本屬包括以下物種：[1]
- Ambystoma altamirani Dugès, 1895
- 鈍頭鈍口螈 Ambystoma amblycephalum Taylor, 1940
- Ambystoma cf. amblycephalum [2]
- Ambystoma andersoni Krebs and Brandon, 1984
- 環紋鈍口螈 Ambystoma annulatum Cope, 1886
- Ambystoma barbouri Kraus and Petranka, 1989
- Ambystoma bombypellum Taylor, 1940
- 加州虎紋鈍口螈 Ambystoma californiense Gray, 1853
- 網紋鈍口螈 Ambystoma cingulatum Cope, 1868
- 鈍口螈 Ambystoma dumerilii (Dugès, 1870)
- Ambystoma flavipiperatum Dixon, 1963
- 棕纖鈍口螈 Ambystoma gracile (Baird, 1859)
- Ambystoma granulosum Taylor, 1944
- 傑斐遜鈍口螈 Ambystoma jeffersonianum (Green, 1827)
- 藍點鈍口螈 Ambystoma laterale Hallowell, 1856
- Ambystoma leorae (Taylor, 1943)
- Ambystoma lermaense (Taylor, 1940)
- 馬比鈍口螈 Ambystoma mabeei Bishop, 1928
- 長趾鈍口螈 Ambystoma macrodactylum Baird, 1850
- 斑點鈍口螈 Ambystoma maculatum (Shaw, 1802)
- 橫帶虎斑鈍口螈 Ambystoma mavortium Baird, 1850
- 墨西哥鈍口螈 Ambystoma mexicanum (Shaw and Nodder, 1798) :又名美西鈍口螈。
- 暗斑鈍口螈 Ambystoma opacum (Gravenhorst, 1807)
- 庸鈍口螈 Ambystoma ordinarium Taylor, 1940
- Ambystoma rivulare (Taylor, 1940)
- 紅鈍口螈 Ambystoma rosaceum Taylor, 1941
- 鼴鈍口螈 Ambystoma talpoideum (Holbrook, 1838)
- Ambystoma taylori Brandon, Maruska and Rumph, 1982
- 小口鈍口螈 Ambystoma texanum (Matthes, 1855)
- 虎紋鈍口螈 Ambystoma tigrinum (Green, 1825)
- 高地虎紋鈍口螈 Ambystoma velasci (Dugès, 1888)
參考
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