MlSi?IO\E riTKIìM - h'KTTM.I 



Rhiptog'lossa • 



T.ì. Chamaeleon senegalensis, Daud. - Addis Abeha , Dolo. 

 "li). Chamaeleon bitaeniatus, Fisch. - Addis Abelja. 



27. Chamaeleon affìnis, (Iray - Webi Mana. 



Opliidia. 



28. Typhlops unitaeniatus, Ptrs. - Dolo. 



Tlie tliree specimens in tlie collection agree in every respect 

 with the typical form, even in the light markings on the head, 

 but the yellow vertebral stripe is absent, the body jjeing uniform 

 black. I regard them as a \ariety for which I propose the name 

 ataeniafus. 



-"J. Eryx thebaicus, Ueuss. - Dolo. 



30. Zamenis smithii, Digr. - Dolo, iialiannin Country. 



■'51. Zamenis citernii, sp. n. 



Snout obtuse, feebly projecting, liostral nearly twice as broad 

 as deep, just visible from above; internasals as long as the prae- 

 frontals; frontal broader than the supraocular, nearly twice as 

 long as broad, longer than its distance from tlie end of the snout, 

 as long as the parietals; loreal a little longer than deep; one 

 praeocular, not reaching the frontal, with a small subocular below 

 it; two postoculars; temporals 2 + 2; eight upjier labials, fourth 

 and fifth entering the eye; five lower labials in contact with the 

 anterior chin-shields; posterior chin-shields as long as the anterior 

 and separated from each other by two series of scales. Scales 

 smooth, in 21 rows. Ventrals not augniate laterally, 195; anal 

 divided; subcaudals 87. Reddish brown abov-e, sides grey with 

 small black spots; head and nape grey-jjrown above, shading into 

 blackish on the upper lip and on the sides of the neck ; a whitish 

 bar before and an other behind the eye ; anterior ventrals white 

 with a black edge, posterior and subcaudals dark grey with a white 

 edge; end of tail pink. 



Total length 540 millim.; tail l/|.'i. 



A single specimen from Dolo. 



