Family: Dicamptodonidae. Tenebrosus Aterrimus Copei Ensatus. Synapomorphies. Sympatric with torrent salamanders and the tailed frog- live in fast-paced streams Earliest phylogenic split appears to have separated coastal species from Idaho. Extinct species show a wider range of habitat.
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Overlaps the range of the Cope Salamander in SW Washington and NW Oregon
Threatened by loss of canopy and increase of silt concentration due to logging
Sometimes will climb trees to a height of 8 feet
Larvae hatch in winter, and may not transform till 2-3 summers
Voice is low-pitched rattling sound when startled