22 Trans. Acad. Sci. of St. Louis. 



Subclass Squamata. 



Order LACERTILIA. 



Family Iguanidae. 



42. Anolis carolhstensis Cuvier. Chameleon Lizard or 



Green Lizard. 

 Hot Springs (Combs and Hurler ). 



43. Crotaphytus collaris Say. Bull Lizard or Collared 



Lizard. 

 Fort Smith (Whipple and Pierson), Fayetteville 

 (Meek), Eureka Springs (Hurler), Little Rock (For- 

 dyce). 



44. ScELOPORUs UNDULATUS Lat. Fence Lizard. 



Little Rock and Paragould (Hurler), Greenway 

 (Meek), Fort Smith (Pierson). 



45. ScELOPORUs coNsoBRiNus B. & G. Marcy's Fence 



Lizard. 



Monilton (F. C. Test, U. S. Nat. Mus. Coll.) This is 



a common species at Hot Springs, where Combs and 



Hurler obtained large series. Combs collected examples 



of this lizard among rocks as well as on trees and fences. 



46. Phrynosoma cornutum Harlan. Horned Toad. 

 Fort Smith (Shumard). 



Family Anguidae. 



47. Ophisaurus ventralis Linn. Glass or Joint Snake. 

 Fort Smith (Pierson, Eustis, and Shumard). 



Family Teiidae. 



48. Cnemidophorus gularis B. & G. Swift. 

 Hot Springs (Combs and Hurter). 



Swifts from this locality are typical gularis and are 

 fully as large as examples from west Texas and New 

 Mexico. 



