OPII1DIA— COLUBR1DAE— EUTAENIA SUMICHRASTII. 547 



three stripes of uniform yellow ; below the lateral stripes light-brown ; 

 abdomen greenish- white ; average length of tail more than one-third total 

 length. 



"E. sackenii, Kennicott, Proc. Acad. Nat. Sci., 1859, 98. — Very slender ; 

 tail one-third total length ; crown more elevated and convex anteriorly than 

 in E. saurita. Olive-black above, not lighter below the greenish-yellow 

 lateral stripe; very narrow in the third and fourth lateral rows; no dorsal 

 stripe; abdomen uniformly greenish; resembles E. saurita, but has no dorsal 

 stripe, simply a trace half an inch behind the head. 



"E. megalops, Kennicott, Proc. Acad. Nat. Sci. Phila., 1860, 330. — Be- 

 sembles E. proximo, but is shorter and stouter, having shorter tail, which is 

 one-fourth the total length ; eye much larger than E. proximo; dorsal stripe 

 narrow, covering one and less than two half rows of scales; uniform brown- 

 ish-ash, with three longitudinal stripes whitish-yellow ; head olive-ash. 



U E. faireyi, B. and G. — Stouter than E. saurita; head large ; tail less 

 than one-third total length; body above blackish brown, with 3 longitudinal 

 stripes of uniform tint ; abdomen greenish-white. 



"E. proximo, B. and G-., Catalogue. — Body stoutest of division ; total 

 length about three and a half times that of the tail ; black above, 3 longi- 

 tudinal stripes, the dorsal ochraceous, yellow, or brown ; lateral greenish- 

 white or yellow. 



" **Body stouter ; tail shorter. 



"E. flavilabris, Cope. — Form stout; head short, rounded; occipital 

 regions convex; labials 7-8; temporal plate small; gastrostega 138-148; 

 tail £ total length. Olive-brown, unspotted ; dorsal and lateral stripes yel- 

 low ; black-bordered tips, chin, and a posteral crescent to near occipitals, 

 with occipital spots golden-yellow ; 2 small, black, nuchal spots. — Mexico. 



11 E. sumichrastii, Cope. — Olive-brown, with 4 series of small, black 

 spots and a trace of 2 anteriorly ; 8 superior labials, last very small ; no 

 black margin on the sixth, or posterior margin of eighth, but a strong, black 

 band from eye across posterior margin of seventh to mouth. Sides of head 

 white, extending upward as two areas margining each occipital ; behind 

 each a black nuchal spot, separated by a narrow, white line from its fellow, 



