Ambystoma - derived from two Greek words amblys and stoma meaning "blunt" and "mouth" respectively

macrodactylum - derived from two Greek words: makros, meaning long and daktylos, meaning toe

The longest toes in the west...

As suggested by their common name, these salamanders have long slender toes. Three subspecies of this salamander live in Canada's west: the western, central and eastern long-toed salamanders.