66 THE BAYLOR BULLETIN 



Cnemidophorus guttatus Hallow., n. s. 



{=Cnemidophorus gularis Baird and Girard, 

 male.) 



1857. (16) Agassiz, Louis. 



Contributions to the Natural History of the United 

 States. First Monograph, Vol. 1. The Geographical 

 Distribution of the Testudinata. Boston, Little, 

 1857, pp. 1-452. 



Contains localities for Texas turtles. The follow- 

 ing species are described from the State: 



Aspidonectes emoryi Agassiz. 



Aromochelys tristycha Agassiz. 



Xer abates berlandieri Agassiz. 



1859. (17) Girard, Charles. 



Herpetological Notices. 



Proc. Acad. Nat. Sci. Phila., 1859, XL, pp. 169- 

 170. 

 Engystoma texense Girard, n. s. 



1859. (18) Baird, Spencer F. 



Descriptions of New Genera and Species of North 

 American Lizards in the Museum of the Smithsonian 

 Institution. 



Proc. Acad. Nat. Sci. Phila., 1858 (1859), V., pp. 

 253-256. 



Crotaphytus reticulatus Baird, n. s. 



Stenodactylus variegatus Baird, n. s. This is de- 

 scribed from Arizona and Texas. The Arizona form 

 is now known as Coleonyx variegatus Baird, while 

 the Texas species has since been described as Coleo- 

 nyx brevis by Stejneger. 



Gerrhonotus infernalis Baird, n. s. 

 i=^G. liocephalus infernalis Baird.) 



Plestiodon tetragrammus Baird, n. s. 

 {=Eumeces tetragrammus Baird.) 



1859. (19) Baird, Spencer F. 



United States and Mexican Boundary Survey un- 

 der the order of Lieut. Col. W. H. Emory, Major 



