IUCN threat status:

Least Concern (LC)

Comprehensive Description

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Hynobius retardatus has a snout to vent length of 60-85 mm and a total length of 115-200 mm. It has 11 costal grooves and its hindfeet have 5 toes. Its color is generally a patternless dark brown, but juveniles are liberally sprinkled with gold flecks. This gold speckling is also seen in the adults in many locations (Goris and Maeda 2004).

The name "Yezo Salamander" has also been used in the literature. "Ezo" (or "Yezo," the old pronunciation of Ezo) is a historical name for the island of Hokkaido (Goris and Maeda 2004). [3684]


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