Table 1 . Various Classifications of Sauromalus. 



Van Denburgh, 1922: 

 Sauromalus ater 

 Sauromalus interbrachialis 

 Sauromalus townsendi 

 Sauromalus hispidus 

 Sauromalus slevini 

 Sauromalus varius 



Schmidt, 1922: 



Sauromalus ater 

 Sauromalus hispidus 

 Sauromalus obesus 

 Sauromalus townsendi 

 Sauromalus varius 



Shaw, 1945: 



Sauromalus ater 

 Sauromalus australis 

 Sauromalus hispidus 

 Sauromalus klauberi 

 Sauromalus slevini 

 Sauromalus obesus townsendi 

 S. obesus tumidus 

 S. obesus obesus 



Etheridge, 1982: 



Sauromalus ater ater 



S. ater klauberi 

 S. ater shawi 



Sauromalus australis 



Sauromalus hispidus 



Sauromalus obesus multiforminatus 

 S. obesus townsendi 

 S. obesus tumidus 

 S. obesus obesus 



Sauromalus slevini 



Sauromalus varius 



Consensus of various authors as of 1996: 

 Sauromalus ater ater 



S. ater shawi 

 Sauromalus australis 

 Sauromalus klauberi 

 Sauromalus hispidus 

 Sauromalus obesus multiforminatus 



S. obesus townsendi 



S. obesus tumidus 



S. obesus obesus 

 Sauromalus slevini 

 Sauromalus varius 



