( 192 ) 



posteriorly. One to three loreals. Prseocular one, joins the verti- 

 cal. Postoculars two. Scales smooth in 15 rows, the vertebral 

 series enlarged. 9 upper labials, the fourth, j&fth and sixth enter- 

 ing the orbit. Colour light green, sometimes yellowish, or more 

 rarely brown. A white or yellow line runs along the edge of 

 the belly — occasionally a pale grey, or greyish ochre. The 

 interstitial skin chequered with oblique short black and white 

 bars. Grows to 84 inches. An adult male 71o0 inches- (Tail 

 24-5.) Female 39-95 inches. (Tail 12-55.) This contained 10 

 eggs. 



Inhabits the Eastern Himalayas, Sykkim, Kachar, the Naga, 

 Jaintea, and Khasi Hills, Pegu and Tenasserim. 



T. dispar, Giinther. 



Rostral rather flat, longer than broad, with its upper margin 

 reflexed. Prjefrontals much longer than broad, in contact with 

 the second labial. Postfrontals longer than broad, do not touch 

 any labials. Nasals very narrow, pierced posteriorly by the 

 nostril. Loreal small. Prseocular one, touching the vertical. 

 Two postoculars. Scales smooth in 15 rows. 8 upper labials, 

 the fourth and fifth entering the orbit. The fourth is trans- 

 versely divided. 



Colour bright green in males, bronze brown in females. A 

 yellow line along the sides of the belly. 



Inhabits the Anamallay Hills. 



T. fronticinctus, Giinther. 



Viviparous. Rostral small, oblique, flat, semi-circular. Nasal 

 very elongate, separates the rostral from the prsefrontals (simu- 

 lating an addition frontal). Frontal much longer than broad. 

 Two loreals. One to three prseoculars reaching the vertical. 

 Scales of back keeled, in 15 rows. 7 or 8 upper labials. Of the 

 anterior ones horizontally divided. The sixth under the orbit. 



Colour bright green, yellowish below, and with a black line 

 margined above with yellow along the sides of the belly (query 

 males?). A female was bronze brown when alive, belly dark 

 ruddy brown, with a black lateral line with a broader creamy 



