/ COLUBRID^. — LXXV. 181 



spot; scales, etc., as in preceding. Va. to Iowa, and 

 northward; very common. [^Corofiella eximia^ {l)eKaiy) 

 Jan.] 



3. 0. calligasier, (Say ) Cope. Keintnicott's Chain 

 Snake. Light olive gray, with about sixty quadrate, 

 chestnut colored, emarginate blotches on back and two 

 rows of smaller ones on each side; scales in 25 rows. 

 Ills, to Kansas. {0. evansi^ Kenn.) 



13. OSCEOLA, Baird and Girard. Scarlet Snakes. 



1. 0. elapsoidea, (Holbr.) B. & G. Scarlet Snake. 

 Brilliant red, with about fifteen pairs of jet black rings 

 on body and three on tail, each pair enclosing- a white 

 ring; the black rings tapering towards the sides, the 

 white ones spreading; resembles closely 0. doliatus\ 

 scales 19; G. 175 to 180; L. 20. Va. to Fla. 



U. FARANCIA, Gray. Horn Snakes. 



< Calojnsma^ D. & B. 



1. F. abacura, (Holb.) B. & G. Red-Bellied Horn 

 Snake. Blue-black with red lateral spots; eyes small; 

 scales 19; G. 175; L. 36. Southern, No to Ills. (^N'el- 

 son.) 



15. ABASTOR, Gray. Red- Sided Snakes. 



1. A. erythrogrammus, (Daudin) Gray. Red -Lined 

 Snake. Blue-black; sides with three red lines; eyes 

 very large; nostrils in the middle of nasal plate; scales 

 19; G. 180; L. 25. Southern, N. to Ills. {Melson.) 



16. HALDEA, Baird & Girard. Brown Snakes. 

 = Conoceptiatus^ D. cSt B. 

 1. //. striatula, (L.) B. & G. Brown Snake. Head 



