SNAKES. 1l1 
b. Head shielded, small, cylindrical, like body; muzzle depressed, 
rounded : no hinder frontal bone ; no intermazillary teeth : nos- 
trils in the middle of a shield : eyes between shields, without any 
plate on each side; pupil round : tail very short, cylindrical, not 
prehensile: anal spur very small, hidden. Cylindrophina. 
Anguiformes pars, Oppell, Rept. 1811. Cylindryines pars, 
Latreille, Fam. Nat. 100.  Ilysioidea pars, Fitz. N. Class. Rept. 
26. Imbricate pars, Bote, Isis, xx. 310, 1827. Tortricina pars, 
Muller. Cylindrophes pars, Fitz. Syst. Rept. 24, 1843. Tortrici- 
des pars, Dum. § Bib. Erp. Gen. vi. 581. 
23. CYLINDROPHIS. 
Tail compressed: nasal plates large; frontal plates moderate : 
eyes surrounded by the labial, superciliary and temporal plates, and 
sometimes by a small posterior ocular plate. India. 
Cylindrophis, Wagler, Syst. Amph. Ilysia, Hemprich. Licht. 
Doubl. 104. Fitz. N. Class. Rept. 54. Anilius, Oken. Scytale 
sp., Merrem. 
* Tail triangular, truncated. 
1. The Brack-BackED PamBoo. Cylindrophis melanota, 
Wagler, Syst. Amph. 195, 1830. Icon. t.27. Dum. §& Bib. Erp. 
Gen. vi. 592. Tortrix melanota, Boie, MSS. Isis, 1827. Reinw. 
Mus. Leyden. Tortrix rufa, var. Celebensis, Schlegel, Phys. Serp. iii. 
t. 33, f. 11—17. Abbild. t. 33, f. 11—17. Cylindrophis rufa, 
var. 1, Gray, Zool. Misc. 43. 
Black muzzle; end of tail white; belly black and white 
banded; tail longer than the head, slightly flattened on the three 
sides, truncated at the tip. 
a. In spirits. Celebes. From the Leyden Museum. 
** Tail conical ; muzzle broad. 
2. The Scuitas Pamsoo. Cylindrophis rufa, Gray, Zool. 
Mise. 43. Dum. § Bib. Erp. Gen. vi. 595. Tortrix rufa, Schlegel, 
Phys. Serp. ii. 9, t.1, f. 1,2. Abbild. iii. 33, f.5—10. Russell, 
Ind. Serp.-ii.. 62, t. 27, t. 28, f.1. Seba, Thes. ii. t. 25, f.1.t. 7, 
7-3, t. 20, f.3. Scheuch. P. S. t. 629, t. 647, f.1, t. 748) 7. G. 
Anguis rubra, Laur, Syn. 71. A. rufa, Schn. Amph. A. Scytale, 
L2 
