CKOCODILTANS, LIZARDS, AND SNAKES. 



717 



and the fifth very small. Scales in fourteeu rows. A large preanal 

 plate. Tail flattened below, entering total length about eighteen times. 



Color very light brown above, whitish below. 



Measurements. — Total length, 23.5 mm; tail, 12 mm. 



I found the specimen above described in a road at the silver mines 

 at Lake Valley, in southern New Mexico. 



The appearance of this species is so similar to that of the G. dulcis 

 that I originally identified it with the latter. It is, however, very dif- 



Fig. 142. 

 Glauconia dissecta Cope. 



X 3. 

 Lake Valley, New Mexico. 



Collectioa oE E. D. Cope. 



ferent, especially in the number of labials, and the scales which adjoin 

 the postocular posteriorly. There is no plate comparable to the so- 

 called parietal of the S. diilce. 



GLAUCONIA DULCIS Baird and Girard. 



aiaucoitia dulcis BouLENGER, Cat. Snakes Brit. Mas., 1, 1893, p. 65. 



J!eiia dulcis Baird aud Girard, Cat. N. Amer. Rept., Pt. 1, Serp., 1853, p. 142. 



Steitostoma dulce Peters, Monatsbor., Berlin Akad., Wiss., 1857, p. 402.— Cope, 



Proc!. Acad. Nat. Sei. Pliila., 1861, p. 305.— Jan, Icou., Geu. Opliid., Pt. 2, li,u. 5 

 Stenosioma rubellum Garman, Memoirs Afus. Comp. Zoology, Cambridge, VIII, 



1883, p. 130; according to Stejueger. 



Eeddish brown above; reddish white beneath. Fourteen rows of 

 scales. Body depressed. Eye shield separated by a small supraocular 

 from the series representing the frontal. 



Body slender, elongated, rather stouter posteriorly than anteriorly^ 

 depressed, broader than deep. Tail very short, subconical, bluntly 

 terminated, about one-twentieth of the total length. Rostral rounded, 

 tapering, separating the nasals for nearly their whole length. Nasals 

 proportionally large, entirely separated by the nasal suture, tapering 

 upward, aud undulating. Inferior nasal subtriangular, nostril situated 

 ou the middle of its upper margin, close to the frontonasal. Eye shield 

 large, irregularly obhmg, extending to the top of the head from the 



