20. PLESTIODON 579 



1917, p. 175; COWLES, Journ. Entomol. & Zool., Vol. XII, No. 3, 

 1920, p. 66; STEPHENS, Trans. San Diego Soc. Nat. Hist., Vol. 

 Ill, No. 4, 1921, p. 63. 



Eumeces sp., HALLOWELL, Proc. Acad. Nat. Sci. Phila., 1854, p. 95. 



Eumeces quadrilineatus HALLOWELL, U. S. Pac. R. R. Surv., Vol. X, 

 1859, Pt. IV, p. 10, pi. IX, fig. 3 (type locality, near Mojave 

 River and in San Bernardino Valley, Southern California). 



Eumeces skiltonianus COPE, Bull. U. S. Nat. Mus., No. I, 1875, p. 45; 

 YARROW & HENSHAW, Ann. Rep. Chief of Engineers for 1878, 

 Surv. W. looth Merid., Appendix NN, 1878, p. 218; BOCOURT, 

 Miss. Sci. au Mex., Rept., 6e livr., 1879, p. 433, pis. XXII A, fig. 



3, XXIII A, fig. 3; YARROW, Bull. U. S. Nat. Mus., No. 24, 1883, 

 p. 41; COPE, Proc. Acad. Nat. Sci. Phila., 1883, pp. 23, 27, 28, 

 32; BOULENGER, Cat. Lizards Brit. Mus., Vol. Ill, 1887, p. 373; 

 TOWNSEND, Proc. U. S. Nat. Mus., Vol. 10, 1887, p. 238; STEJNEGER, 

 N. Amer. Fauna, No. 7, 1893, p. 201; VAN DENBURGH, Occas. 

 Papers Cal. Acad. Sci., V, 1897, p. 144, fig.; McLAiN, Critical 

 Notes, 1899, P- I0 5 COPE, Report U. S. Nat. Mus. for 1898, 1900, 

 p. 640, fig. 126; DITMARS, Reptile Book, 1907, p. 198, pi. LVII, 

 fig.; GRINNELL & GRINNELL, Throop Inst. Bull., No. XXXV, 

 I 97> P- 35> % I2 5 GRINNELL, Univ. Cal. Publ. Zool., Vol. 5, 

 No. i, 1908, p. 163; VAN DENBURGH, Proc. Cal. Acad. Sci., Ser. 



4, Vol. 3, 1912, pp. 147, 149, 151; HURTER, First Ann. Rep. Laguna 

 Marine Lab., 1912, p. 67; ATSATT, Univ. Cal. Publ. Zool., Vol. 12, 

 No. 3, 1913, p. 40; VAN DENBURGH & SLEVIN, Proc. Cal. Acad. Sci., 

 Ser. 4, Vol. 4, 1914, pp. 133, 138, 140; RUTHVEN & GAIGE, Occas. 

 Papers Mus. Zool. Univ. Mich., No. 8, 1915, p. 26; VAN DENBURGH 

 & SLEVIN, Proc. Cal. Acad. Sci., Ser. 4, Vol. 5, 1915, p. 105; CAMP, 

 Univ. Cal. Publ. Zool., Vol. 17, No. 7, 1916, p. 72. 



Eumeces hallowellii BOCOURT, Miss. Sci. au Mex., Rept., 6e livr., 1879, 

 p. 435, pi. XXII E, fig. 7 (type locality, California); BOULENGER, 

 Cat. Lizards Brit. Mus., Vol. Ill, 1887, p. 373. 



Eumeces gilberti VAN DENBURGH, Proc. Cal. Acad. Sci., Ser. 2, Vol. 6, 



1896, p. 350 (type locality, Yosemite Valley, Mariposa County, 

 California); VAN DENBURGH, Occas. Papers Cal. Acad. Sci., V, 



1897, p. 147; DITMARS, Reptile Book, 1907, p. 198; GRINNELL, 

 Univ. Cal. Publ. Zool., Vol. 5, No. i, 1908, p. 163; CAMP, Univ. 

 Calif. Publ. Zool., Vol. 17, No. 7, 1916, p. 72. 



Eumeces skiltonianus var. amblygrammus COPE, Report U. S. Nat. Mus. 

 for 1898, 1900, p. 643 (type locality, Fort Humboldt). 



