75. LIOPHTS. 



133 



u. $ (V. 154; C. 47). 



t>, w-y. $ (V.144;C.53) 



\ V_M V. 1 14,150,148; 



C. 50, 65, 53). 

 z-a. Hgr. (V. 172, 173; 



C ' 

 /9-y.' Hgr. '(V. 155,154; 



C. 50, 4'.'). 

 - $ (V. 149, 155, 147 ; 



C. 45, 43, 43), hgr. (V. 



1.-.7; C. 44), & yg. (V. 



l->:; C. 43). 

 i. $ (V. 151; 0.?). 



K-M. rf(V.155; C.52)& 

 $ (V. 156, 157 ; C. 

 48, 51). 



-. (V. 150, 155; C. 

 46, 46). 



o-o-. d (V. 158 ; C. 60), 

 $ (V. 149; C. 44), & 

 yg. (V. 152, 149; C. 

 42, 46). 



T. $ (V. 154 ; C. 44). 



v. Skull 



Santa Cruz, Prov. 



M;it to Grosso. 

 Rio Grande do Sul. 



Brazil. 

 Paraguay. 

 Asuncion, Paraguay. 



Dept. of Soriano, Uru- 

 guay. 

 Uruguay. 



Buenos Ayres. 



S. of Rio de la Plata. 



Argentina. 

 Uruguay. 



S. Moore, Esq. [P.]. 



Dr. II. v. Iherincr 



[C.]. 



G. L. Conyngham, 



Esq. [P.]. 

 Prof. Grant [P.]. 



Dr,J. Bohls[C.]. 



R. Havers, Esq. [C.]. 



E. W. White, Esq. 



[C.]. 

 Lieut. Gairdner [P.], 



7. Liophis perfuscns. 



Liophis perfuscus, Cope, Proc. Ac. Philad. 1862, p. 77. 



Dromicus perfuscus, Gunth. Ann. $ Mag. N. H. (3) xii. 1863, p. 349. 



Eye moderate ; snout short. Rostral broader than deep, visible 

 from above ; internasals as long as broad, as long as or a little 

 shorter than the praefrontals ; frontal about once and a half as long 

 as broad, as long as or a little longer than its distance from the end 

 of the snout, shorter than the parietals ; loreal deeper than long ; 

 one prae- and two postoculars ; temporals 1 + 1 or 1 + 2 ; eight or 

 nine upper labials, fourth and fifth or fifth and sixth entering the 

 eye; five lower labials in contact with the anterior chin-shields, 

 which are as long as or longer than the posterior. Scales in 

 I'.t rows. Ventrals obtusely angulate laterally, 182-194; anal 

 divided ; subcaudals 75-80. Length of tail 4| to 5 times in the 

 total length. Brown above, vertebral region darker ; lower parts 

 greyish or yellowish brown *. 



Total length 1000 millim. ; tail 200. 



Barbados. 



a-d. rf (V. 192; C. 78), $ 

 (V. 189; C. 75), & yg. 

 (V. 182, 194 : C. 77, 77). 



e. J (V. 193; C. 80). 



Barbados. CoL Feilden [P.]. 



P College of Surgeons [P.]. 



* A young specimen, preserved in the Christian!* Museum, is entirely black 

 bore and beneath. 



