50. sTEeosoTus. 367 



«. HgT. (V. 197; 0.!'). Oeram. Dr. Bleekev. 



(Type of C. rosenbergii.) 



b. d (V. 212 : 0. 92). N. Ceram. Dr. Sleeker. 



(Type of L. holochrous.) 



c. Hgr. (V. 208 ; C. 86). Amboyna. Dr. Bleeker. 



(Type of A. yreineri.) 



d. $ (V. 195 ; 0. 83). Mysol. 



e. $ (V. 192; 0. 74). New Guinea. Rev. S. Macfarlane [0.]. 

 /. Hgr. (V. 175 ; C. 92). Mansiuam, New 



Guinea. 

 Sr-/», j-;t. d (V. 189, 184 ; Murray Id., Eev. S. Macfarlane [0.]. 



0.70, (J3), $ (V. 186; Torres Straits. 



0.68), & yg. (V. 181; 



0. 71). 

 I. yg. (V. 197 ; 0. 86). Duke of York Id. Rev. G. Brown [0.]. 



3. Stegonotus heterurus. (Plate XXV. fig. 1.) 

 Lielaphis modestus, part., GiXnth. Proc. Zool. Soc. 1877, p. 129. 



Rostral much broader than deep, the portion visible from above 

 measuring about one fourth its distance from the frontal ; inter- 

 nasals about two thirds the length of the prsefrontals ; frontal as 

 long as broad or slightly longer, as long as its distance from the 

 rostral, much shorter than the parietals ; loreal longer than deep ; 

 two praeoculars ; one or two postoculars, the lower being often 

 (specs, a, c) fused with the fourth labial; temporals 2+2; seven 

 upper labials, third and fourth entering the eye ; four lower 

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

 long as or a little longer than the posterior. Scales in 17 rows. 

 Veutrals 178-188 ; anal entire ; subcaudals 75-82, single (or a 

 few divided). Blackish brown above ; ventrals, subcaudals, and 

 outer row of scales brown, with yellowish posterior border. 



Total length 540 millim. ; tail 135. 



Duke of York Island and New Britain. 



a, b. Hgr. (V. 182, 178; Duke of York Id. Rev. G. Brown [0.]. 



0. 75, 81). 

 c. Hgr. (V. 188 ; 0. 82). New Britain. Museum Godeffroy. 



4. Stegonotus muelleri *. 



Stegonotus miilleri, Bum. 8f Bibr. vii. p. 682 (1854). 

 Spilotes samarensis, Peters, Mon. Berl. Ac. 1861, p. 685. 

 Herpetodryas miilleri, Jan, Elenco, p. 81 (1883). 



Frontal as long as or a little longer than broad ; loreal longer 

 than deep ; two prse- and two postoculars; temporals 2 + 3 ; nine 

 upper labials, fourth and fifth entering the eye. Scales in 17 rows. 

 Ventrals 220-232 ; anal entire; subcaudals 100 pairs. Uniform 

 brown above ; lips and lower parts dirty yellowish white. 



Total length 2070 millim. ; tail 390. 



Samar Island, Philippines. 



* I am indebted to Dr. Mocquard for notes on the type specimen. 



