10. TEOPIDOIfOHJS, 



209 



D. Yar. eques. 



Coluber eques, Meuss, Mws. Senckenb. i. 1834, p. 152, pi. viii. fig'. 2. 

 Eutainia cyrtopsis, Kenaicott, Proc. Ac. Philad. 1860, p. 833 ; Cope, 



Proc. Ac. Philad. 186(3, p. 306, and Wheelers Rep. U.S. Sun. W. 



100th Mer. v. p. 546 (1875), and Bull. U.S. Nat. Mus. no. 17, 



p. 23 (1880), and Proc. U.S. Nat. Mus. xiv. 1892, p. 656. 

 Thamnophis cyrtopais, var. cyclides, Cope, Proc. Ac. Philad. 1861, 



p. 299. 

 Tr'opidonotus collaris, Jan, Arch. Zool. Anat. Phys. iii. 1865, p. 209, 



and Icon. Ghi. 25, pi. v. fig. 2 (1867). 

 EutSBiiia cyrtoBsis ocellata, Cope, Bull. U.S. Nat. Mus. no. 17, p. 22 



(1880). 

 Tropidonotus sirtalis, var. coUaris, Gajrm. N. Am. Pept. p. 25 (1883). 

 Eutsenia coUaris, Cope, Proc. Am. Philos. Soc. xxii. 1884, p. 173 ; 



Dugis, La Naturaleza, (2) i. 1888, p. 127, pi. xiii. fig, 16. 

 pulchrilatus, Cope, I. c. p. 174 ; Dugis, I. c. p. 128. 



Eight (rarely seven) upper labials. Scales in 19 rows, outer 

 row more or less distinctly keeled. Ventrals 137-175 ; subcaudals 

 58-100. Olive-brown above, with black spots disposed quin- 

 ounoially ; a yellow or orange vertebral line, one scale wide, and a 

 yellow or whitish lateral band ; a black nuchal collar ; upper labials 

 yellowish with black sutures ; lower parts greenish white. 



Lower California, Arizona, Western Texas, Mexico, Guatemala. 



a-i. c? (V. 156, 159, 156; 

 C. 100, 82, 82), $ (V. 

 148, 151 ; C. 73, ?), & 

 hgr. (V. 160, 161, 148, 

 153 ; C. 87, 86, 88, 84). 



h. Ad. (head and anterior 

 part of body only). 



;. Yg. (V. 162 ; 0. 91). 



m. Yg. (V. 155 ; C. ?). 



n-o. (S (V. 153: C. 77) & 



? (V. 175 ; C. 67). 

 p. d (V. 156; C. 88). 



Ciudad, Darango. Mr. A. Forrer [0.]. 



q. $ (V. 151 ; 0. 83). 



;•-;;. (S (V. 155; 0. 84) & 

 2 (V. 148, 147 ; C. 73, 

 69). 



u. Yg. (V. 154; C. 92). 



V. 2 (V. 151 ; 0. 79). 



w. 2 (V. 143 ; C. 62). 



a: 2 (V. 137 ; C, 91). 



E. Var. sumichrasti. 



La Venta, Guadala- 

 jara, 5132 ft. 



Mezquital del Oro, 

 Zacatecas, 4500 ft. 



Zacatecaa. 



Jalisco, N. of Eio de 

 Santiago. 



Chilpanzingo, Guer- 

 rero. 



Xucuraanatlan, Guer- 

 rero. 



Amula, Guerrero, 

 8000 ft. 



Jalapa. 

 Rio Chisoy. 

 Duenas, Guatemala. 

 Guatemala. 



Godman, Esq. 



Dr. A. 0. Buller 



[C.]. 

 Dr. A. 0. Buller 



[0.]. 

 J. M. Cameron, Esq. 



F. T>. G 



[I'-l 

 Mr. H.H. Smith [0.]. 



F. D. Godmau, 



Esq. [P.]. 

 Mr. H. H. Smith [C.]. 



F. D. Godman, 



Esq. [P.]. 

 Mr. H.H. Smith [C.]. 



F. D. Godman, Esq. 



[P.]. 

 Mr. Hoege [C.]. 

 0. Salvin, Esq. " 

 0. Salvin, Esq. 

 0. Salvin, Esq. 



:c.i. 



Eutsenia sumichrasti. Cope, Proc. Ac. Philad. 1866, p. 306, and 

 Proc. Am. Philos. Soc. xxii. 1884, p. 174. 



VOL. I. 



