Species: Ambystoma tigrinum
Encyclopedia of Puget Sound
Coloration geographically variable to an extreme, often mottled, blotched, or spotted; adults are stocky, with 11-14 (usually 12-13) costal grooves, a broad head, small eyes, and tubercles on the soles of the feet; pond-type larva (but lacks balancers), with three large pairs of gills, vomerine teeth in U-shaped pattern, and dorsal fin extending to region of axilla; adults usually are about 15-22 cm in total length (to about 34 cm) (Stebbins 1951, 1985; Behler and King 1979; Conant and Collins 1991).
Classification
Amphibia
Caudata
Ambystomatidae
Ambystoma
NatureServe
Classification
Ecology and Life History
Coloration geographically variable to an extreme, often mottled, blotched, or spotted; adults are stocky, with 11-14 (usually 12-13) costal grooves, a broad head, small eyes, and tubercles on the soles of the feet; pond-type larva (but lacks balancers), with three large pairs of gills, vomerine teeth in U-shaped pattern, and dorsal fin extending to region of axilla; adults usually are about 15-22 cm in total length (to about 34 cm) (Stebbins 1951, 1985; Behler and King 1979; Conant and Collins 1991).