1917] Grinnell-Camp: Amphibians and Reptiles of California 179 
and to Soquel, Santa Cruz County (Van Denburgh, Occ. Papers Calif. 
Acad. Sci., 5, 1897, p. 156). Southeasternmost stations are: Tahoe 
City, Placer County (Van Denburgh, loc. cit.), and Yosemite Valley, 
Mariposa County (Mus. Vert. Zool.). Occurs chiefly within the 
Transition life-zone, extending locally into Upper Sonoran. Inhabits 
damp ground in canons and on forest floors. (See fig. 11.) 
Superfamily COLUBROIDEAE 
Family COLUBRIDAE 
Subfamily NarricinaE 
Thamnophis marcianus (Baird and Girard) 
Marey Garter Snake 
OriginaL Description.—Eutainia Marciana Baird and Girard, 
Cat. N. A. Reptiles in Smiths. Inst., pt. 1, 1853, pp. 36-37. 
Type Locaurry—Red River, Arkansas [=-near Cache Creek, 
Oklahoma: Ruthven, U. S. Nat. Mus. Bull., 61, 1908, p. 58]. 
SynonyM.—Lutaenia elegans marciana. 
Rance—Along the lower Colorado River from Fort Yuma, In- 
perial County (Yarrow, U. S. Nat. Mus. Bull, 24, 1882, pp. 17, 118) 
north at least to Riverside Mountain, Riverside County (Mus. Vert. 
Zool.). Life-zone, Lower Sonoran. Habitat, riparian. 
Thamnophis ordinoides ordinoides (Baird and Girard) 
Pacifie Coast Garter Snake 
ORIGINAL Description —Tropidonotus ordinoides Baird and Gi- 
rard, Proc. Acad. Nat. Sci. Phila., 6, 1852, p. 176. 
Type Locauiry.—Puget Sound. 
Synonyms.—Eutaenia leptocephala; Eutaenia infernalis vidua 
Cope, Proc. U. S. Nat. Mus., 14, 1891, pp. 658-659 (types from San 
Francisco) ; Eutainia atrata Kennicott, in Cooper, Pace. R. R. Rep., 
12, 1859, pt. 3, no. 4, p. 296 (type from California) ; Hutaenia elegans, 
part; Eutaenia infernalis, part; Eutaenia elegans ordinoides; Tropi- 
donotus leptocephalus; Eutaenia sirtalis leptocephala; Eutaenia ordi- 
noides; Thamnophis infernalis, part; Eutainia sirtalis elegans; 
Thamnophis leptocephala. 
Common Names.—Puget Garter Snake; Narrow-headed Garter 
Snake; Black Garter Snake; Boyd’s Garter Snake, part. 
Rance.—Chiefly the narrow northwest coast strip within twenty 
