198 



longer than the posterior. Scales in 21 or 23 (rarely 19) rows. 

 \Yntral8 198-240; anal entire; subcauduls 4l-f>,~>. Dark brown 

 or black above, with yellow or white markings; labials and lower 

 parts black and white or black and yellow. 



Total length 1780 millira. ; tail 200. 



North America. 



A. Above with small yellow spots or narrow yellow transverse 

 bands restricted to the back. (C. sayi.) 



a. c? (Sc. 19 ; V. 209 ; C. 39). Indiana. 



/,. rf (Sc. 21 ; V. 211 ; C. 4(5). Arkansas. 



c. $ (Sc. 21 ; V. 216 ; C. 45). Louisiana. 



d. e-f. $ (Sc. 21 ; V. 207 ; C. 49) New Orleans. M. Sall< [C.]. 

 & yg. (Sc. 21, 21 ; V. 201, 198 ; 



C. 60, 53). 

 g. rf (Sc. 23; V. 218; C. 63). Duval County, W. Taylor, Esq. 



Texas. [C.]. 



h. i. d (Sc. 21 ; V. 209; C. 54) Texas. 



& $ (Sc. 21 ; V. 206 ; C. 50). 

 A-, Skull. New Orleans. 



B. Above with yellow transverse bands connected with their 

 fellows on the sides. (G. getula.) 



a. Hgr. (Sc. 21 ; V. 210 ; C. 39). District of Columbia. Smithsonian Inst. 

 b-d. rf (Sc. 23 ; V. 216 ; C. 52), Marion Co., Florida. A. Envin Brown, 



$ (Sc. 23; V. 218; C. ?), & Esq. [PA 



hgr. (Sc. 23 ; V. 214 ; C. 47). 

 e,f. <3 (Sc. 21 ; V. 217 ; C. 50) N. America. 



&yg. (Sc.21;V.211;C.50). 



C. More or less complete whitish annuli round the body, 

 widening on the belly. (C. California?., C. boylii.) 



a. c? (Sc. 23; V. 225; C. 56). Camp Taylor, Prof. C. Eigen- 



Marion Co., Cal. mann [C.I. 



b-d. <3 (Sc. 23 ; V. 228 ; C. 46), San Diego, Cali- Christiauia Mus. 



$ (Sc. 23 ; V. 235 ; C. 64), & fornia. 



yg. (Sc. 23; V. 226 ; C. 54). 



e. Yg. (Sc. 23; V. 228; C. 54). California. Smithsonian Inst. 

 /. Yg. (Sc. 21 ; V. 218 ; C. 55). California. Lord Walsing- 



ham [P.]. 



8. Coronella calligaster. 



Coluber calligaster, Harlan, Joum. Ac. Philad. v. 1827, p. 359, and 



Med. Phys. lies. p. 122 (1835). 



guttatus (non L.), Schleg. Phys. Serp. ii. p. 168 (1837). 

 Coronella rhombomaculata, Holbr. N. Am. Herp. iii. p. 103, pi. xxiii. 



(1842) ; Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 243, and Icon. 



G6n. 17, pi. ii. figs. 1 &2 (18<Mi). 

 Ophibolus rhombomaculatus, Baird 8f Gir. Cat. N. Am. Rept. p. 86 



(1863). 

 Ablabes triangulum, var. calligaster, Hallow. Proc. Ac. Philad. 1856, 



p. 244. 



