180 University of California Publications in Zoology  [Vou.17 
miles of the seacoast ; authentically recorded south as far as Monterey 
(Ruthven, U. 8. Nat. Mus. Bull., 61, 1908, p. 149). One interior 
record: Fresno (Ruthven, loc. cit.). Occupies the Transition life-zone. 
Lives in dense vegetation, along streams and on marshy ground. 
Thamnophis ordinoides elegans (Baird and Girard) 
Elegant Garter Snake 
OriginaL DescripTion.—Eutainia elegans Baird and Girard, Cat. 
N. A. Reptiles in Smiths. Inst., pt. 1, 1853, pp. 84-35. 
Typr Locaurry.—Eldorado County, California. 
Synonyms.—Hutaina vagrans Baird and Girard, loc. cit., pp. 35- 
36 (types from Humboldt River) ; Lutaenia infernalis, part ; Eutaena 
elegans lincolata Cope, Proe. U. S. Nat. Mus., 14, 1891, p. 655 (type 
from southern California: see Cope, Ann. Rep. U. S. Nat. Mus., 1898 
[1900], p. 1039) ; Hutaenia elegans brunnea Cope, Proce. U. S. Nat. 
Mus., 14, 1891, p. 654 (type from Fort Bidwell, Modoe County) ; 
Eutacnia couchti Kennicott, in Baird, Pac. R. R. Rep., 10, 1859, Ab- 
bot’s Rep., pt. 4, no. 4, pp. 10-11 (type from bank of Pit River) ; 
Thamnophis infernalis, part; Tropidonotus tri-vittatus Hallowell, 
Proce. Acad. Nat. Sci. Phila., 6, 1853, p. 237 (types from banks of 
Cosumnes and other rivers in California) ; Eutaenia elegans couchi, 
part; Tropidonotus ordinatus infernalis; Tropidonotus ordinatus vay. 
couchti; Thamnophis vagrans; Thamnophis parietalis, part; Eutaenia 
elegans vagrans; Eutaenia hammondi, part; Thamnophis elegans, 
part; Hutaenia elegans infernalis. 
Common Names.—Boyd’s Garter Snake, part; Pacifie Garter 
Snake, part; Wandering Garter Snake; Hammond’s Garter Snake, 
part; Single-striped Garter Snake; Green Garter Snake; Western 
Garter Snake, part. 
Rance.—Northeastern portion of the state; across the head of the 
Sacramento Valley and reaching in that latitude as far as Humboldt 
Bay ; south along the Sierra Nevada to Lone Pine, Inyo County, and 
Kern River, in Kern County, and thence west through the mountains 
about the head of the San Joaquin Valley to the seacoast from Santa 
Ynez River, Santa Barbara County (Mus. Vert. Zool.), north to Morro, 
San Luis Obispo County (Ruthven, U. S. Nat. Mus. Bull., 61, 1908, 
pp. 140-141). Thought to intergrade along the western edge of its 
range with ordinoides and at the south with hammondu. Occurs 
within the Canadian and Transition life-zones, extending locally into 
Upper Sonoran. Inhabits marshes, stream-sides, and ponds. 
