10. TROPIDONOTUS. 2) I 



Tropidonotus maiciaims, Jan. I. c. p. 215. 



sirtali.'^, var. inarciana, Gann. N. Am. Rept. p. 138(188.3). 



.^Euta3iiia nigrolateris, A. £. L'ruwn, Froc. Ac. Philad. 1889, p. 421. 



Eight upper labials, fourth and fifth entering the eye. Scales in 

 2L rows, outer row smooth or faintly ketilcd. Veutrals 144-1(53; 

 subcaudals 53-85. Pale brown above, with black spots disposed 

 (juincuncially ; a narrow yellow vertebral line and a more or less 

 indistinct light lateral streak ; upper labials, except the two last, 

 pra?- and postoculars yellowish, with black streaks on the labial 

 sutui'es below and behind the eye ; a black nuchal collar ; lower 

 parts yellowish white. 



Texas, New Mexico, Arizona, Colorado. 



"• 6 (S- 158 ; C. 79). Texas. Smithsonian lastit. [P.]. 



(As E. inurciana.) 

 b. 2 (V. 144 ; C. 69). Texas. 



V. 2 (V. lo4; C.G7). Duval Co., Texas. W. Tavlor, E.sq. [C.]. 

 <L Yg. (V .103 ; C. 76). i:i I'asc), Texas. Mr. A.' Foner [C.]. 

 e. 5 (V. 153 ; C. ?). Tucsou, Arizoua. A. Erwin Brown, Esq. [P.]. 



K. Var. radix. 



Eutainia radix, Baird ^- Gir. Cat. N. Am. Rept. p. 34 (1853) ; 



Kennicott, Rep. I/.S. Explor. 8urv. R. R. xii. pt. ii. p. 299 



(I860); Coues Sf Yarrow. Bull. U.IS. Geol. Surr. iv. 1878, p. 277; 



Cope, Proc. U.S. Nat. Mus. xiv. 1892, p. 650 ; H. Gar^n. Bull. 



IlUn. Lah. iii. 1892, p. 266. 



haydenii, Kennicott, I. e. p. 298, pi. xiv. 



Tropidonotus sirtalis, vais. radix & haydenii, Jan, Arch. Zool. Annt. 



Phijs. iii. 1865, p. 212. 

 ? Tropidonotus glaphyros, Jan, I. c. p. 214. 

 Eut;enia radix twiningi, Coues i.^- Yarrow, I. c. p. 279. 

 radix melanottenia, Cope, Proc. U.S. Nat. AIus. xi. 1889, p. 400. 



Seven (rarely eight) upper labials, third and fourth entering the 

 eye. Scales in 21 rows, outer row distinctly keeled. Ventrals 

 145-173; subcaudals 51-75. Olive above, with black spots 

 arranged quincuncially, or blackish ; a yellow or orange black- 

 edged Vertebral stripe, and a light lateral streak on the third and 

 fourth rows of scales; belly greenish white, with a black spot ac 

 the outer end of each ventral. 



North America, north of 87°, from the Eocky Mountains to 

 Manitoba and Indiana. 



a. 2 (V. 158; C. 68). Platte River. , Smithsonian lust. [P.]. 



(As jE. haydenii.) 

 h. 5 (V. 161 ; C. 73). Island Lake, Lyon Prof. G. P. Howes 



Co., Minnesota. [P.]. 



c. 2 (V. 145; C. ?). Illinois. Smithsonian Inst. [P.]. 



(As E. radix.) 



d. 2 (V. 163; C. 71). Kansas. 



c-V 6 (V. 166 ; C. ?) & Canada. G. M. Dawson, Esq. 



■ 2 (V. 164, 171 ; C. 71, ?). [C.]. Boundary Com- 



mission. 

 h,i. J (V. 167, 173; C. ?, Mouse Jaw, Assi- Prof. C. Eigenmaun 

 75). niboia,\N'. Can ida. [C.J. 



p2 



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