81. RHADIN.EA. 



167 



pair of whitish dots close together on the parietal shields ; upper 

 labials yellowish. 



Total' length 730 millim. ; tail 125. 



Guianas, Brazil. 



A. Brown above, with darker spots and white edges to some of the 

 scales, the assemblage of short white lines sometimes forming 

 irregular cross bands. (C. cobella.) 



a. ^ (V. 1.50; C. 01). Trinidad. 



b-n. c? (V. 154, 161, 153; Denierara. 



C. 67, 54, 51), 2 



(V. 151, loo, 151, l.V! ; 



C. 60. -Hi. >:.', 52), hgr. 



(V. lol, 156, 154; C. 



54, 53, 51), & yg. (V. 



150,148; C. 51,54). 

 o. $ (V. 153 ; C. 55). Demerara. 



p-u. 3 (V. 155, 154, 153 ; Berbice. 



C. 54, 53, 53) & $ 



(V. 148, 150, 151; C. 



62, 50, f). 



v. $ (V. 163 ; C. 45). Cayenne. 



IP. 9. (V. 154; C. 56). Brazil. 



B. Dark brown or black above, with 

 bands, widening towards the body. 



F. W. Urich, Esq. [P.]. 



fl . <J (V. 154; C. 52). 

 b. ? (V. 157 ; C. 52). 



c-d. <$ (V. 150 ; C. 49) & 

 9 (V. 154 ; C. 53). 



e-f. Yg. (V. 157, 155 ; 

 C. 51, 50). 



g. 9. (V. 154 ; C. 56). 



Baliia. 

 Bahia. 



Bahia. 



Pernambuco. 



Para. 



A variety without spots on the belly 

 Icon. 16, pi. v. tig. 2) fUT.Jlavwentris. 



J. Henslow, Esq. [P.]. 



H. C. Rothery, Esq. [P.]. 



regular transverse white 

 (L. tceniogaster.) 



Dr. Wucherer [C.]. 



D. Wilson Barker, Esq. 



[P.]. 

 Haslar Collection. 



J. P. G. Smith, Esq. [P.]. 

 R. Graham, Esq. [P.]. 



is named by Jan (U. ., 



a. Skeleton. 



b, c. Skulls. 



S. America. 

 Brazil. 



8. Rhadiuaea purpurans. 



Ablabes purpurans, Ditm. Sf BObr. vii. p. 312 (1854). 



Diadophis purpurans, Jan, Arch. Zwl. Anat. Phys. ii. 1863, p. 265, 



and Icon. Gtn. 15, pi. v. fig. 5 (1866). 

 Coronella orientalis, Giinth. Kept. Brit. Ind. p. 236 (1864). 

 f Liophis cobella, var. collaris, Jan, U. cc. p. 293, Icon. 16, pi. v. 



fig. 3 (1866). 

 RUadina chrysostoma, Cope, Proc. Ac. Philad. 1868, p. 104. 



