398 coLtrBKiD^. 



wiih the anterior chin-shields ; posterior chin-shields longer than the 

 anterior, and separated from each other by small scales. Scales in 

 19 rows, smooth, yery narrow, with *a single apical pit. Ventrals 

 very distinctly angulate laterally, 205-218; anal divided; sub- 

 caudals 98-132. Olive anteriorly, with a few black, white-edged 

 spots on each side, the anterior of which is sometimes confluent 

 with its fellow and forms a nuchal collar ; head uniform olive-brown 

 above, labials, prse- and postoculars yellowish white ; the greater 

 part of the body uniform pale olive, yellowish, or pale reddish 

 brown ; uniform yellowish white inferiorly. 



Total length 1080 millim. ; tail 340. 



Southern Europe east of the Adriatic, Asia Minor, Transcau- 

 casia, North-western Persia, Syria, Lower Egypt. 



a. cj (V. 210; C. 114). Zara, Dalmatia. Count M. G. Peracca 



b-c. Hgr. (V. 217 ; 0. 126) Spalato, Dalmatia. Prof. Kolombatovic 



& yg. (V. 213 ; 0. 114). [P.]. 



d, e. S (V. 213, 212 ; C. Dalmatia. 

 121, 126). 



/. d (V. 210 ; C. 127). Xanthus, Asia Minor. Haslar Collection. 



g-h. ^ (V. 211, 208 ; C. Xanthus. Sir C. Fellows [P.]. 



124,132). 



i. d (V.218; C. 131). ' Budrum, Ruins of H.M.S. ' Supply.' 



k-l. Hgr. (V. 212, 205 ; Mt. Tabor. ' Canon Tristram [0.]. 



C. ?, P). 



16. Zamenis rhodorhacMs. 



Zamenis ventrimaculatus, part., Oiinth. Cat. p. 106 (1858), andZool. 



Rec. 1872, p. 73 ; Stoliczha, Proc. As. Soc. Beng. 1872, p. 130 



Blanf. Zool. E. Pers. p. 414 (1876). 

 rhodorachis, Jan, in He Filippi, Viagg. in Pers. p. 356 (1865) 



Bouleng. Proc. Zool. Soc. 1891, p. 632. 

 ladacenais, Anders. Journ. As. Soc. Peng. xl. 1871, p. 16 



Bouleng. Faun. Ind., Bept. p. 326 (1890) ; W. L. Sclater, Journ. 



As. Soc. Beng. Ix. 1891, p. 238. 

 Gonyosoma dorsale, Anders. Proc. Zool. Soc. 1872, p. 395, fig. 



Snout moderately projecting, obtuse. Eostral a little broader 

 than deep, the portion visible from above measuring one fourth or 

 one third its distance from the frontal ; internasals as long as or 

 shorter than the prsefrontals ; frontal anteriorly considerably 

 broader than the supraocular, about once and a half as long as 

 broad, as long as its distance from the end of the snout, shorter 

 than the parietals ; loreal usually longer than d«ep ; one prajocular, 

 usually in contact with the frontal ; a subocular below the prae- 

 ocular ; two postoculars; temporals 2-|-3 (rarely 2-)- 2); nine 

 upper labials, fifth and sixth entering the eye : four or five lower 

 labials in contact with the anterior chin-shields ; posterior chin- 

 shields longer than the anterior, separated from each other by 

 scales. Scales smooth, in 19 rows. Ventrals obtusely angulate 

 laterally, 214-262; anal divided; subcaudals 113-154. Greyish 



