SNAKES. Wy / 
tisiphone, Cuvier, R. A. ii. 89, from Catesby, t. 43. Holbrook, N. 
Amer. Erp. iii. 33, t. 7 (not Col. tisiphone, Shaw). Toxicophis leu- 
costomus, Troost, Ann. Lyc. N. H. New York, iii. 176. Water 
Mocassin or Cotton-mouth or Bastard Rattle-snake, North-Ame- 
ricans. 
Greenish brown, black cross-banded. 
. In spirits. Adult, partly bleached. North America. From Sir 
Hans Sloane’s collection. 
b. In spirits. Half grown. N. America. Presented by R. Harlan, 
M. D. 
e. Inspirits. Half grown. N. America. Presented by Dr. Schaum. 
? C. atrofuscus, Holbrook. 
& 
ce. Subcaudal shields one-rowed ; tail ending ina rattle; head more 
or less shielded. Crotalina. 
9. CROTALOPHORUS. 
Head with nine large shields extending to behind the eyes; 
labial shields moderate; temple covered with rather large keeled 
scales. 
Caudisona, Fitzinger, N. Class. 63, 1826. Wagler, Amph. 176, 
1830. Crotalophorus, Linn. S. N. ed. 7. Gronov. Ichth. Gray, 
Annal. Phil. 1825, 205. Holbrook, N. A. Erp. 1842. Crotalus sp., 
Linn. Say. 
1. The Smaci Ratrie-snaxe. Crotalophorus miliarius, Gray, 
Ann. Phil. 1825, 205. Holbrook, N. Amer. Erp. iii. 25, t. 4 (good). 
Caudosona miliaria, Fitz. N. Class. 63. Wagler, Amph. 176. 
Caudisona miliaris, Gray, Zool. Mise.51. Crotalus miliarius, Linn. 
S. N.1. 372. Schlegel, P. S. 569, t. 20, f.17, 18. Seba, Thes. ii. 
t. 95, f.3. Small Rattle-snake, Catesby, Carol. t. 42. Merrem, Ann. 
Wetter.1.15,¢.3. Lacep.Q O. 4, t. 18, f. 2. 
Olive or brown; crown and nape with an irregular dark brown 
band on each side; cheek dark, with a narrow white streak from the 
back of the eye; back with a central series of brown spots ; sides 
with two alternating series of brown spots; belly black marbled. 
a,b. In spirits. Young. N. America. Presented by Dr. Richard 
Harlan. 
Dorsal spot narrow, reddish ; dorsal streak distinct. 
e. In spirits. Young, like a,b. N. America. Presented by Jacob 
Green, M.D. 
d. In spirits. Young, like a,b; bleached. N. America, Canada. 
Old collection. 
ies) 
Cc 
