47 



r. s. 



a. 



;ions 

 Proc. 

 irard, 



Lower 



p. 139. 



ioutbern 



\, p. 120. 

 5, p. 175. 



Giratd, 

 liforuian 



p. ITC. ' 



GctrhonotHS scincicatidus, Skilton, Am. Jour. Sci. Arts, 11U9, p. 202, 



Piicific and Lower Califoruiau regions. 

 Oarhotwtufi infcrnalis, Baird and Girard; Cope, Proc. Acad. Phila., 



1.SGG, 322. Western Texas. 



HELODEEMIDAE. 



IlELODERMA, Wicgiuann. 



lldoderma fiufijjcctum, Cope; Baird, U. S. Bound. Surv., plate xxvi. 

 Sonorau region. 



IGUANIA. 



IGUANIDAE. 



HoLBKOoiciA, Girard. 



llolhroolda maculata, Girard, subspecies macidata, Girard; Stausbury'a 

 Eeport, 1852, j). 342. Central and Sonorau subregions. 



Holhrool'ia maculata, Girard, subspecies proinnqua, Baird and Girard, 

 Proc. Acad. Pbila. 1852, p. 12G. Texas. 



IMhroolda texana, Troscbel ; Baird and Girard, Proc. Acad. Pbila., 1852, 

 p. 125. Sonoran region ; Western Texas. 



Callisaurus, Blainville. 



Cidlimunis dracontoidcf;, Blainv., subspecies ventmlis, Ilallowell; Sit- 

 grcave's Keport Zufii, p. 117. Sononui region. 



Cidlisaurus dracontoidcs, Diainv., subspecies |/<f6Z/j/, Cope, MS. Nortb- 

 crn Lower California. 



\- CaUisaiirus dracontoidcs, Blainv., subspecies dracontoidcs, Blainv., Nouv. 

 Ann. de Mus., p. 12G. Soutbern Lower California. 



Uma, Baird. 



Uina notata, Baird, Proc. Acad. Pbila., 1858, p. 253. Sonora region. 



Sauromalus, Dumcril. 



Sauromalus ater, Dunieril ; Baird, U. S. and Mex. Bound. Surv., p. 6. 



CiiOTAPHYTUS, Holbrook. 



Sonoran region. 





Crotaphytus collaris, Say ; Holbrook, X. xim. Herp., ii, p. 79. Sonoran 

 region ; Central region to latitude 40^. 



