9. CORALLUS, 99 
9. CORALLUS. 
Daud. Hist. Rept. v. p. 106 (1803); Schleg. Phys. Serp. 
837). 
Daud. t. c. p. 256; Gray, Cat. Sn. p. 97 yng? 
non Laur.), , Oken, Lehrb. Naturg. iii. ; 3 (1816). 
Wagler, in Spiz, Serp. Bras, p. 40 ( 
Xiphosoma, 824), and Syst. 
A p. 167 (1830) ; Dum. § Bibr. Erp. Gén. vi. p. 356 (1844) ; 
4 Gray, l. ¢. p. 96; Jan, Icon. Gén. p. 91 (1864); Bocourt, Miss, Sc. 
R Mex., Rept. p. 526 (1882). 
‘. Sanzinia, Gray, J. c. p. 98. * 
| Chrysenis, Gray, Proc. Zool. Soc. 1860, p, 132. 
Anterior maxillary and mandibular teeth very large, posterior 
small. Head distinct from neck, covered with scales or small 
shields; nostril between three shields; both lips with deep pits. 
Eye moderate, with vertical pupil. Body compressed ; scales small, 
smooth. Tail more or less elongate, or short, prehensile; sub- 
caudals single. 
Tropical America ; Madagascar. 
Synopsis of the Species. 
I. Tail long, with at least 100 subcaudals ; nasals usually in con- 
tact behind the rostral ; no labials entering the eye. 
Seales in 39 to 47 rows; ventrals 
nN GMER wb sss 0 se.cons.es 1. cookii, p. 99. wo, 
Scales in 51 to 59 rows; ventrals 
SE ais kikincis «Vice dh ced eh 2. hortulanus, p. 101. “2 
Il. Tail moderate, with 64 to 82 subcaudals; rostral in contact 
with a pair of small shields separating the nasals ; no labials 
entering the eye. 
Scales in 54 rows; ventrals 260.... 3. annulatus, p. 102. 
Scales in 61 to 71 rows ; ventrals 188— 
3) Miles sip dss vic advelaen » 4. caninus, p. 102. 
III. Tail short, with 30 to 48 subcaudals; rostral in contact 
with a pair of small shields separating the nasals; eye in 
contact with labials; scales in 41 to 53 rows; ventrals 
SEMPER s b's os a'ecssces sos 5. madagascariensis, p. 103. 
1. Corallus cookii. (Puare IV. fig. 3.) 
Boa hortulana, part., gong Phys. 7% ii, p. 392 (1837). 
Corallus cookii, Gray, Zool. Mise. p. 42 (1842). 
—— hortulanus, part., Gray, Cat. p. 97 fag 
" Xiphosoma ruschenbergii, pe Journ. Ac. Philad, viii. 1876, p. 129; 
4 ‘ocourt, Miss. Sc. Mex., Rept. p. 527 (1882). 
—— hortulanum, Garm. Proc. Am. Philos. Soc. xxiv. 1887, p. 279. 
Rostral as broad as deep, or slightly deeper, not or = scarcely 
x 
