28 
Note those armed with a retractable, venomous weapon, marked by the symbol Cf 
page 222 
Hoary, with darkish bands, two snowy dots on the sides. 
260. sibilans. 
160-100. Amoen. acad. 1. p. 302. n. 30. 
Seb. mus. 2. f. 52. f. 4. 
£56. f. 4. 
1. 107. f. 4. 
Lives in Asia. 
Bluish, with black stripes, white below. 
261. laticauda- 
tus. 
220-42. Mus. Ad. Fr. 1. p. 31. /. 16. f. 1. 
Lives in the Indies. 
Ash-gray with dark bands. 
Blunt tail, doubly compressed. 
262. Sirtalis. 57 
150-114. Kalm. 
Lives in Canada. 
Three green-bluish stripes on a dark, slender, ribbonlike body. 
263. atrox. 
cf 
196-69. Amoen. acad. 1. p. 305. n. 35. 
Mus. Ad. Fr. 1. p. 33. t. 22. f. 2. 
Seb. mus. 1 . t. 43. f. 5. 
Lives in Asia. 
Hoary, with carinate scales. 
Head depressed, with compressed, angular small scales. 
264. Sibon. 
180-85. Amoen. acad. 1. p. 304. n. 32. 
Seb. mus. 1. f. 14. f. 4. 
Lives in Africa. 
Rusty-dark, sprinkled with white; below white with dark spots. 
265. nebula- 
tus 
185-81. Mus. Ad. Fr. p. 32. t. 24. f. 1. 
Catesb. car. 2. p. 42. t. 42? 
Lives in America. 
Clouded with dark and ash-gray; below, varied with white and dark; it 
climbs legs and constricts. 
266. fuSCUS. 
149-117. Mus. Ad. Fr. 1. p. 32. 1. 17. f. 1. 
Seb. mus. 2. t. 54. f. 2. 
171. £ 1. 
£ 72. /. 1. 
£87./.I. 
page 223 
Lives in Asia. 
Ashy-dark, resembling the Ahaetulla. Behind the eyes an oblong, dark 
