210 REPTILIA. 



therefore, so far as is known, confined to the eastern shores of the Red 

 Sea. 



Zamenis Cliffordii, Schleg. Slopes of Mount Hon Known from 

 Egypt, Algiers, and West Africa. 



Ccelopeltis lacertina, Wagl. Jebel Herteh, in Sinai. This snake is a 

 native of North and West Africa, according to Wallace; North Africa, 

 Arabia, and Persia, according to Gresham. It is the only one of the 

 genus. 



ORDER LACERTILIA. 



Acanihodactylus boskianus, Dand. Sinai and 'Arabah. 



Gongylus ocellatus, Forsk. Sinai, 'Arabah, and Gh6r ; common. 



Sph<snops capistratus, Wagl. Wady Ghurundel, on the western side 

 of Sinai. I found this skink hidden in an ant hill of Camponotus. 



Ptyodactylus Hasselqiiistii, Schneid. I first caught this gecko in Wady 

 Zelegah, in Sinai. It became frequent afterwards in the 'Arabah and the 

 Gh6r. 



Stenodadylus guttatus, Cuv. Sinai. 



Agania sinaiticus, Heyden. Sinai, at low levels, and 'Akabah. A 

 handsome blue-throated lizard. 



Agama ruderatus, Oliv. Very common throughout Sinai and Widy 

 "Arabah to the Dead Sea. 



Eremias guttata. 'Akabah, Sinai. 



E. gutto-lineata. Ghor. 



Chameleo vulgaris, Dand. Sinai, at 'Aylin M6sa. 



In the Amphibia, Rana esculenta, Linn., and. Bufo viridis, Laur., 

 were both brought home ; the latter from Widy Ghuweir, and the former 

 from the Ghor. At Jericho, these frogs kept up an extraordinary din 

 throughout the night. I may mention here that in the Ghdr, at the south 

 end of the Dead Sea, abundance of land, or rather marsh, crabs occur of 



