ADDENDA AND CORRIGENDA. 599 
detached from the articular posteriorly. Head small, not distinct 
from neck; eye small, with round pupil; nostril between two 
nasals and the internasal. 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; internasals shorter than the 
preefrontals ; frontal nearly twice as long as broad, scarcely broader 
than the supraocular, longer than its distance from the end of the 
snout, shorter than the parietals; loreal longer than deep ; one pre- 
and two postoculars; temporals 14+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. 5 (V. 145; C. 57). S.W. Madagascar. Mr. Last [C.]. 
Aadase _ Page 189. DROMICODRYAS. 
Lianthera, Cope, dm. Nat. 1893, p. 482. 
‘dass: Page 190. Dromicodryas bernieri. 
-. Yg. (V. 184; OC. 99), Sahambendrana. M. Majastre [C. ]. 
Add: Page 191. Xenochrophis cerasogaster. 
s. 9 (V. 147; C. 71). Bengal ? Dr. Cantor. 
Add :-— Page 192. TROPIDONOTUS. 
Tropinotus, Kuhl, Isis, 1822, p. 473. 
Hemigenius, Dugés, Proc. Amer. Philos. Soc. xxv. 1888, p. 182. 
Diplophallus, Cope, Am. Nat. 1893, p. 483. 
Ceratophallus, Cope, /. ¢. 
Tropidonotus, Bocourt, Miss. Sc. Mex., Rept. p. 750 (1893). 
Regina, Bocourt, 1. ¢. p. 747. 
Thamnophis, Bocourt, 1. c. p. 754. 
Kuteenia, Bocourt, l. c. p. 760. 
Trimerodytes, Cope, Proc. Ac. Philad. 1894, p. 426 (1895). 
Seminatrix, Cope, Am. Nat. 1895, p. 678. 
