10. TROPIDONOTUS. 201 



2 + 2 or 2 + 3; nine upper labials, fourth, lifth, and sixth entering 

 the eye; five or six lower labials in contact with the anterior chin- 

 shields, which arc s^hortcr than the posterior. Scales in 21 rows, 

 all strongly keeled. V'entrals ]54-l()l; anal divided; subcaudals 

 04-79. Uniform dark olive above ; upper lip yellowish ; lower 

 parts yellowish, the shields edged with olive. 



Total length 710 millim. ; tail lU-5. 



Java, Celebes. 



f/. $ (V. 161; C. 73). Java. Leyden Museum. (Type.) 



b. cS (V. \'A; C. 79j. N. Celebes. Dr. A. \^. Meyer [C.].' 



07. Tropidonotus saravacensis. (Plaxk XVI. fig. 2.) 



Tropidonotus sarawacensis, Giinth. Proc. Zool. Soc. 1872, p. 596, and 

 Zool. liec. 1872, p. 74. 



Head short, very distinct from neclx. Eye large. llostral 

 broader than deep, not or scarcely visible from above ; internasiils 

 as long as broad, as long as or a little shorter than the pra^frontals ; 

 frontal once and a half as long as broad, longer than its distance 

 from the end of the snout, shorter than the parietals ; loreal deeper 

 than long ; one pr?e- and thi'ee postoculars ; temporals 2 + 3 ; eight 

 upper labials, third, fourth, and fifth entering the eye ; live or six 

 lower labials in contact with the anterior chin-shields, which are 

 shorter than the posterior. Scales in 17 rows, all strongly keeled. 

 Ventrals 140-lo4 ; anal divided ; subcaudals 52-89. Olive-brown 

 above, with a series of blackish cross bars, and two scries of yellow 

 spots, which may be replaced by two yellowish stripes; or blackish 

 with bright orange spots on the anterior half of the body ; a lateral 

 series of black spots ; upper surface of head vermiculated with 

 black; labials yellowish, with black sutures; belly checkered 

 black and yellow, or the black predominating. 



Total length 5(50 millim. ; tail 160. 



Borneo. 



«-c. d (V. 1")1; C. 84) & Matang. (Tvpes.) 



$ (V. 154, 149 ; C. 82, 



89). 

 <1. $ (V. 140; C. 52). Matang. 



e f. 2 (V. 144, 151 ; C. ;4, Mt. liulit, l^onieo. C. Hose, Esq. [C.I. 



G8. Tropidonotus auriculatus. (Plate XVII. fig. 1.) 



Tropidonotus auriculatus, (Ulnth. Cat. p. 80 (18c8) ; Peters, Mori. 

 Perl. Ac. 18()1, p. (i87. 



Head short and thick, very distinct from neck. Eye very large. 

 Body slender, llostral broader than deep, scarcely visible from 

 above ; internasals longer than broad, broadly truncate anteriorly, 

 longer than the priefrontals ; frontal once and a half to once and 

 two thiids as long as broad, longer than its distance from the end 



