ADDENDA AND CORRIGENDA. 597 
Add -— Page 169. COLUBRID. 
Calamariidee, Lycodontide, Colubride, Xenodontide, Natricide,- 
Cope, Am. Nat. 1893, p. 479. 
Add :— Page 173. Acrochordus javanicus. 
- Coluber oularsawa, Bonnat. Encycl. Méth., Ophiol. p. 26 (1789). 
Add :— Page 174. Chersydrus granulatus. 
u. Several specs. Pinang. Dr. Cantor. 
Add :< Page 177. COLUBRINZ. 
Calamariide, Oligodontinte, Lycodontine, Boodontine, part., Xeno- 
dontins, Pseudaspidine, Natricine, Cope, Am. Nat. 1893, p. 480. 
Add:—- Page 183. Polyodontophis sumichrasti. 
Ablabes sumichrasti, Gtinth, Biol. C-Am., Rept. p. 105 (1898). 
Add -— Page 184. Polyodontophis collaris. 
Polecang collaris, Bouleng. Ann. Mus. Genov., (2) xiii. 1898, 
p. 322, 
Add:— Page 186. Polyodontophis geminatus. 
n. 2 (B. V.165; C.?). Sarawak. A. Everett, Esq. [C. ]. 
0. G. $50) (B. V. 162; Muching, Sarawak. Rajah Brooke [P.]. 
E. No light stripes; head dark brown above, with a 
black nuchal collar. 
p- 2 (V. 183; C.118). Kina Balu,N. Borneo. A. Everett, Esq. [C.]. 
Page 186. Add a species :— 
6 a. Polyodoutophis bivittatus. 
Polyodontophis bivittatus, Bouleng. Ann. §& Mag. N. H. (6) xiv. 
1894, p. 82. 
Rostral twice as broad as deep, just visible from above; inter- 
nasals shorter than the prefrontals ; frontal once and two thirds as 
long as broad, longer than its distance from the end of the snout, 
shorter than the parietals; loreal as deep as long; one preocular ; 
two postoculars, both in contact with the parietal ; temporals 2+ 2, 
the lower anterior wedged in between the sixth and seventh labials ; 
eight upper labials, third, 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 153-155; anal 
