93. OUOODOK. 237 



distance from the frontal : suture between the internasala as 

 long as that between the pnefrontals, or a little shorter ; frontal 

 mm-h longer than its distance from the end of the snout, as long as 

 tin- parietals ; no loreal, the posterior nasal sometimes forming a 

 suture with the praocular ; pneocular single; two postoculars; 

 Umporuls 1+2, or 1 + 1 + 2 ; upper labials seven, third and fourth 

 entering the eye ; four lower labials in contact with the anterior 

 chin-shields ; posterior chin-shields about two thirds the length of 

 the anterior. Scales in 17 rows. Ventrals 129-142 ; anal divided ; 

 subcaudals 25-3(5. Brown above, with more or less distinct darker 

 cross lines : head with dark symmetrical transverse markings, which 

 are usually connected by a median longitudinal streak. Lower 

 surfaces white (in spirit) with square black spots, both colours 

 being distributed in nearly equal proportion. 



Total length 330 inilliin. ; tail 50. 



South-western India. 



a. $ (V. 132 ; C. 27). Anaiuallays. Col. Beddome [C.]. 



(Type.) 

 b-c, dr-f. 3 (V. 137, 129; Wynad, 30oO feet. Col. keddoine [C.]. 



C. 33, 36), $ (V. 136, 



139 ; C. 25, 28), & yg. 



(\. 142 ; C. 26). 



4. Oligodon bitorquatus. 



ltus*ell, Lid. Serp. ii. p. 39, pi. x.xxiv. 



Oligodoii bitorquatus, Boie, Isis, 1827, p. 519. 



Calamaria oligodon, Schleg. P/iys. Serp. ii. p. 40, pi. i. figs. 27-iJ9 



( 1.VJ7), and Ahlilil. p. 96, pi. xxv. 

 Oligodon subquadratus, Duin. fy Eibr. vii. p. 55 (1854) ; Giinth. Cat. 



p. 21 (1856); Jan, Arch. Zool. Anat. Phys. ii. 1862, p. 37, and 



Icon. Gen. 13, pi. iv. figs. 5 & 6 (1865). 

 Rabdosoma amboinense, Bleek. Nut. Tijdschr. Kederl. Ind. xxii. 



1860, p. 42. 



Nasal divided ; portion of rostral seen from above shorter than 

 its distance from the frontal ; suture between the internasals shorter 

 than that between the prafrontals ; frontal longer than its distance 

 from the end of the snout, as long as or a little shorter than the 

 parietals ; loreal usually present, a little longer than deep ; one 

 pro;- and two postoculars ; temporals 1 + 2 or 2 + 2 ; seven upper 

 labials, third and fourth entering the eye ; three or four lower 

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

 shields one half to two thirds the length of the anterior. Scales 

 in 17 rows. Ventrals 140-155; anal entire; subcaudals 35-46. 

 Purplish brown or blackish above, with yellow (or red) dots and 

 usually a vertebral series of larger spots ; head with symmetrical 

 blackish markings and one or two chevron-shaped yellowish bands, 

 the second on the occiput and nape ; belly red, with quadrangular 

 or transverse black spots. 



Total length 370 millira. ; tail 67. 



Java, Auiboyna. 



