an.. \ii 



'] PROCEEDINGS OF THE NATIONAL MUSEuM. 147 



23. Tropiduius pacificus Stkixdaciixek. 

 Abingdon Island, 14900 to 15002. 



24. Amblyrhynchus cristatus Bell. 



Abingdon Island, 14905, 15182-4; Duncan Island, 1517G, 15179-81; 

 Hood Island, 1.5177 ; James Island, 15178, 15187; Gardner's Island, 

 15185; Chatham Island, 151 SO. 



14 bis. Opheomorphus chamissonis Wiegm.. 

 James Island, 15027, 150S0. 



25. Testudo nigrita Less. 

 Albemarle Island, 15190-91. 



VII. Lower California. 



18 lis. Phyllodactyles tuberculosus Wiegm. 



26. Sceloporus zosteromus Cope. 



27. Uta stansburiana B. and G. 14896. 



28. Callisaurus dracontoides De Bl. 14895. 



29. Cnemidophc "us tessellatvts tessellatus Say. 



29. Cnemidophorus tessellatus tigris B. and G. 



30. Cnemidophorus sexilineatus Linn. 



31. Chilomeniscus cinctus Cope. 



A living specimen of this species from Tucson, Ariz., preserved in 

 the zoological garden of Philadelphia, was observed by my friend A. E. 

 Brown, the superintendent, to possess extraordinary burrowing powers. 

 It penetrated and traversed soil with almost as great rapidity as it 

 moved on the surface of the ground. 15158. 



32. Pityophis vertebralis De Bl. 15157. 



33. Bascanium laterale Hallow. 



A variety without bands, and of a nearly uniform dark brown color. 

 15135-6. 



34. Crotalus adamanteus atrox B. and G. 15134. 



VIII. Pacific Coast of North America. 



35. Xantusia riversiaiia Cope. 



Several adults in fine condition from San Clemente Island. Nos. 

 15106-75. 



36. Gerrhonotus multicai hiatus principis B. and G. 

 Biitish Columbia, No. 15194. 



