Vor. TI] VAN DENBURGH—REPTILES—SOUTHERN CALIFORNIA 149 
plates nearly as rough as in P. b. frontale, but in both speci- 
mens these plates are convex as in P. blainvillii, Another has 
these plates nearly flat but almost smooth. The other speci- 
mens are typical P. blainvillii. 
V. GRAPELAND, SAN BERNARDINO COUNTY 
1. Sceloporus biseriatus Hallowell—This was the only 
species collected in this locality. 
VI. WatTERMAN’s CAaNon, SAN BERNARDINO Mts., SAN 
BERNARDINO COUNTY. 
1. Uta stansburiana Baird & Girard.—Secured in June, 
1899. 
2. Sceloporus biseriatus Hallowell—A large series was 
taken in June, 1899. No male shows two blue throat-spots. 
3. Sceloporus orcutti Stejneger. 
4. Lampropeltis californie (Blainville).—This snake is 
represented by a single specimen. 
VII. Biurr Lake, San BERNARDINO Mrs., SAN BERNAR- 
DINO COUNTY 
1. Uta stansburiana Baird & Girard. 
2. Sceloporus graciosus Baird & Girard. 
3. Eumeces skiltonianus (Baird & Girard).—A young 
specimen was caught in June, 1899. 
4. Pituophis catenifer (Blainville)— One gopher-snake 
was captured June 23, 1899. Its gastrosteges are 222 and its 
urosteges 77. 
5. Thamnophis hammondii (Kennicott).—Mr. Coolidge 
secured a single snake typical of this species July 2, 1899. Gas- 
trosteges 165. Scale rows 21. 
6. Crotalus oregonus Holbrook. 
VIII. Riversipe, RiversipE County 
1. Hyla regilla Baird & Girard. 
2. Rana draytonii Baird & Girard. 
