1 86 



cleft beginning at the first labial; internasal single or double; 

 loreal present. Maxillary teeth ii — 13, decreasing in size poste- 

 riorly and separated by an interspace from two slightly enlarged, 

 grooved teeth; anterior mandibular teeth longest. Body round, 

 covered with keeled and striated scales without pits, in 

 37 — 47 rows; ventrals rounded. Tail moderate; subcaudals 

 in two rows. 



Distribution. S. E. Asia. 



A single species. 



I. Homalopsis buccata (L.). 



Coluber buccatus^ Linn6, Syst. Nat. I 1766, p. 377. 



Homalopsis buccata^ Boulenger, Cat. Sn. Ill 1896, p. 14 (s. syn.). 



Internasals smaller than praefrontals; frontal often broken 

 up into small shields, a little broader or sometimes narrower 

 than the supraocular; parietals short; loreal present, sometimes 



O.TOI.te3^ 

 Fig. 69. Homalopsis buccata (L.) X V2- ^i"^^ ^'^^^' °*^ head. 



divided; one or two prae- and two postoculars; one to three 

 suboculars may be present; temporals small; ten to twelve 

 upper labials, fifth or sixth entering the eye or narrowly 



