ADDENDA AND CORRIOENDA. 599 



detached from the articular posteriorly. Head small, not distinct 

 from neck ; eye small, with round pupil ; nostril between two 

 nasals and the interuasal. Body cylindrical ; scales smooth, without 

 pits, in 17 rows ; ventrals rounded. Tail rather short ; subcaudals 

 in two rows. Hypapophyses developed throughout the vertebral 

 column. 



Madagascar. 



1. Liophidium trilineatum. 



Snout much depressed, slightly projecting. Rostral small, broader 

 than deep, just visible from above ; internaaals shorter than the 

 praBfrontals ; frontal nearly twice as long as broad, scarcely broader 

 than the supraocular, longer than its distance from the end of the 

 snout, shorter thau the parietals ; loreal longer than deep ; one prse- 

 and two postoculars; temporals 1 + 2; eight upper labials, fourth 

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

 anterior chin-shields, which are as long as the posterior. Scales in 

 17 rows. Ventrals 145 ; anal divided ; subcaudals 57. Grey above, 

 dotted with black, with three black longitudinal lines, the lateral on 

 the third, row of scales, and extending to the nostril after passing 

 through the eye ; head with dark brown variegations ; upper labials 

 white, the anterior edged with black ; lower parts white, dotted 

 with black on the sides. 



Total length 330 millim. ; tail 80. 



Madagascar. 



a. d (V. 145 ; C. 57). S.W. Madagascar. Mr. Last [0.].. 



Add:— Page 189. DROMICODEYAS. ^ 



Lianthera, Cope, Am. Nat. 1893, p. 482. ... - . 



^^^ . Page 190. Dromicodryas bernieri. 



/. Yg. (V. 184; 0. 99). Sahambendrana. M. Majaatre [0.]. 



Add :— P^S^ 1^1- Xenochrophis cerasogaster. 

 t. 2 (V. 147 ; C. 71). Bengal ? Dr. Cantor. 



Add:— Page 192. TROPIDONOTUS. '^ 



Tropinotua, KuM, his, 1822, p. 473. 



Hemigenius, Dugis, Proc. Amer. Philos. Soc. xxv. 1888, p. 182. 



Diplophallus, Cope, Am. Nat. 1893, p. 483. 



Ceratophallus, Cope, I. c. 



Tropidonotua, Bocourt, Miss. So. Mex., Mept. p. 750 (1893). 



Regina, Bocourt, I. s. p. 747. 



Thamnophis, Bocourt, I. c. p. 754. 



Eutaenia, Bocourt, I. c. p. 760. 



Trimerodytea, Cope, Proc. Ac. PhUad. 1894, p. 426 (1895). 



Seminatrix, Cope, Am. Nat. 1895, p. 678. 



