Cerros Island.
One amphibian and seven reptiles have been recorded from Cerros or Cedros Island. I have no specimens from this island.
1. Hyla regilla Baird & Girard.
Hyla regilla Streets, Bull. U. S. Nat. Mus. no. 7, 1877, p. 35; Yarrow, Bull. U. S. Nat. Mus. no. 24 1882, p. 171; Cope, Bull. U. S. Nat. Mus. no. 34, 1889, p. 360; Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 556.
Hyla curla Belding, West Am. Scientist, v. 3, no. 24, 1887, p. 99.
Found by Dr. Streets near a spring of fresh water on the southeastern side of the island. It was also taken by Mr. Belding.
2. Uta stansburiana Baird & Girard.
Uta stansburiana Streets, Bull. U. S. Nat. Mus. no. 7, 1877, p. 37; Yarrow, Bull. U. S. Nat. Mus. no. 24, 1882, p. 57; Belding, West Am. Scientist, v. 3, no. 24, 1887, p. 98; Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 105; Cope, Report, U. S. Nat. Mus. 1898 (1900), p. 310.
This Uta was collected by Dr. Streets and Mr. Belding.
3. Sceloporus zosteromus Cope.
Sceloporus clarki clarki Belding, West Am. Scientist, v. 3, no. 24, 1887, p. 99.
Sceloporus zosteromus Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 110; Boulenger, Proc. Zool. Soc. Lond. 1897, p. 498; Mocquard, Nouv. Arch. Mus. sér. 4, v. 1, 1899, p. 314.
This lizard has been taken only by Mr. Belding.
4. Phrynosoma cerroense Stejneger.
Phrynosoma hernandezi Belding, West Am. Scientist, v. 3, 1887, p. 99.
Phrynosoma cerroense Stejneger, N. Am. Fauna, no. 7, 1893, p. 187; Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 119; Cope, Report, U. S. Nat. Mus. 1898 (1900), p. 428, fig. 75.
This form is known from a single specimen collected by Mr. Belding.
5. Verticaria hyperythra beldingi (Stejneger).
Verticaria beldingi Stejneger Proc. U. S. Nat. Mus. 1894, p. 17.
Verticaria hyperythra beldingi Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 131.
Cerros Island is the type locality of this form.
6. Cnemidophorus multiscutatus (Cope).
Cnemidophorus tessellatus multiscutatus Cope, Trans. Am. Philos. Soc. v. 17, art. 3, 1892, p. 38; Cope, Report, U. S. Nat. Mus. 1898 (1900), p. 586.
Cnemidophorus multiscutatus Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 126.
Professor Cope described this form from specimens secured on Cerros Island.
7. Cnemidophorus labialis Stejneger.
Cnemidophorus labialis Stejneger, Proc. U. S. Nat. Mus. 1889, p. 643; Cope, Trans. Am. Philos. Soc. v. 17, art. 3, 1892, p. 51; Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 128; Cope, Report, U. S. Nat. Mus. 1898 (1900), p. 610.
Cerros Island is the type locality of this species also. Five specimens were collected by Mr. Belding.
8. Crotalus exsul Garman.
Crotalus exsul Garman, Mem. Mus. Compar. Zool. Camb. v. 8, no. 3, 1883, pp. 114, 174; Garman, Bull. Essex Inst. v. 16, no. 1, 1884, p. 35; Van Denburgh, Proc. Cal. Acad. Sci. 2d ser. v. 5, 1895, p. 157.
Under this name Garman has described from two specimens a small rattlesnake from Cerros Island. It seems very closely related to C. atrox.