81. EHADIXJEA. 169 



M-jiich are as long as or a little long-cr than the posterior. Scales in 

 17 rows. Tentrals 141-164; anal divided; subcaudals 47-58. 

 Length of tail 5 to ok times in the total length. Yellowish or pale 

 olive-brown above, each scale edged with black ; lower parts uniform 

 yellow, the shields edged with black at the sides. Young with a 

 light nuchal collar. 



Total length 500 millim. ; tail 95. 



Brazil. 



a-d, e-f. S (V. 144, 141, Brazil. 

 150, 143 ; C. 53, ?, 

 49, 51), $ (V. 146; 

 C. 49),&hgi-. (V. 148; 

 C. 50). 

 g. Yg. (V. 143 ; C. 50). Brazil. Lord Stuart rP.l 



h. 2 (V. 148 ; C. ?). Tijuca,_ near Rio W. Schaus, Esq. [P.]. 



Janeiro. 

 «. Yg. (V. 160; C. 56). Colonia Alpina, Dr. E. A. Goldi [P.]. 

 Tberesopolis, 

 Prov. Eio Janeiro. 

 k-l 2 (V. 152, 164 ; S. Jose dos Campos, Mr. A. Thomson FP.!. 

 C. 47, 56). Prov. S. Paulo. ^ 



m. 2 (\ . 145 ; C. 52). f Sir J. Richardson [P.]. 



„, „ _ (Type of C. australis.) 



n. Skull. Brazil. 



10. Rhadinaea fusca. 



Liophis merremii, Bvrm. Seise La Plato, i. p. ,528 (1861). 



? Opheomorphus merremii, var. semiaureus, Cope, Proc. Ac. Philad. 



1862, p. .348. 

 Liophis merremii, part., Jan, Arch. Zool.Anat. PJnjs. ii. 18('3. p. 291 



and^ Icon. Gen. 17, pi. v. (1866) ; llensel. Arch. f. Kat. 1868,' 



p. o^4. 

 Opheomorphus fuscus, Cojje, Proc. Am. Pkilos. Soc. xxii. 1885 



p. 190 ; Boule»g. Ann. ^- Mag. N. II. (5) xvi. 1885, p. 297. ' 



Liophis iuscua, Hoidetig. Ann. c^ Mag. N. H. (5) xviii. 1886, p. 431. 

 Rliadinaja fusca, Bouleng. Ann. i^ Mag. N. H. (6) xii'i. 1894 



p. 346. ' 



Eye rather small. Eostral broader than deep, visible from 

 above; internasals broader than long, shorter than the prefrontals • 

 frontal once and two thirds to twice as long as broad, longer than 

 Its distance from the end of the snoi;t, as long as or a little shorter 

 than the parietals ; loreal deeper than long; one pra?ocular, some- 

 times with a small subocalar below it ; two postoculars ; temporals 

 1+^; eight upper labials, fourth and fifth entering the eye; live 

 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 

 Tentrals 165-183; anal divided; subcaudals 51-60. Length of 

 tail 5 to 6 times in the total length. Yellowish or olive-brown 

 above, each scale edged with darker; ventrals and subcaudals 

 yellow, black-edged. Young with a A-shaped black band on the 

 occiput, another on the nape, and a series of large black spots along 

 each side, which unite into a stripe on the posterior part of the 



