igoy ] Artificial Key to the Snakes 145 
Under parts whitish. Not three pale spots on nape. 
DeKays Snake ( Storeria dekayi). 
29. Side stripes on third and fourth rows of scales, count- 
ing- from belly plates; no square black spots between 
stripes of side and that on back. Slim Garter Snake 
( Eutaen ia sirtalis ) , 
Side stripes on second and third rows of scales. Square 
black spots between stripes. Garter Snake ( Eutaenia 
sirtalis). 
30. Three red stripes on a darker ground. Underparts red, 
spotted with black. Hoop Snake ( Abastor erythro- 
grammus). 
Four dark stripes on a lighter ground. Underparts yel- 
lowish. Striped Chicken Snake ( Coluber quadrivittatus) . 
31. Body above with crossbands of red, black, and white 
(or yellow). 32. 
Body not colored as above. 34. 
32. Every alternate crossbar yellow. Coral Adder ( Elaps 
fulvius ). 
Every alternate crossbar black. 33. 
33. Snout narrow, under parts white. Red Snake ( Cemo - 
phora coccinea ). 
Snout rounded, under parts with black markings. Red 
King Snake ( Ophibolus doliatus coccineus). 
34. Scales all smooth. 33. 
Scales keeled, 42. 
35. Black with narrow white crossbars forking on the sides. 
King Snake ( Ophibolus getulus). 
Not as above. 36. 
36. Underparts with squarish black spots. 37. 
Underparts not with squarish black spots. 38. 
