PLATE II. 



Figures of Lizards of the family Iguatiidfe to be compared with a homologous 

 series of Agamidae represented in Plate Ila. The species are : 



Fig. 1. Basiliscus phimifrons Cope, Costa Rica. From Cope. 



Fig. 2. Iguana tuhercidata Linn., South America. From the " Standard Xatural 

 History." 



Fig. 3. Crotaphytus wislizeni B. G., Sonoran Region of North America. From 

 Baird. 



Fig. 4. Phy maiurus pallumaGTSLV., ChWi. From Bell. 



Fig. 5. Fhrynosoma cornutum Harl., Texas. From " Standard Natural History." 



PLATE Ila. 



Figures of Lizards of the family Agamidae which form a homologous series with 

 the Iguanidse represented on Plate 11. 



Fig. 1. Lophura arnboinetisis Schloss., Amboina. From "Wagler. 



Fig. 2. Physignathus mentager Giinther, Siam. From Giinther. 



Fig. 3. Liolepis hellii Gray, China. From Dumeril and Bibron. 



Fig. 4. Uromasiix spinipes Cuv., Arabia. From Guerin. 



Fig. 5. Moloch horridus Gray, Austi-alia. From " Standard Natural History." 



