198 coLTJBEiDa:. 



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

 Tcntrals 198-240 ; anal entire ; subcauJals 41-65. Dark brown 

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

 parts black and white or black and yeUow. 



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. S (Sc. 19 ; V. 209 ; C. 39). Indiana. 



h. 6 (^c. 21 ; V. 211 ; C. 46). Arkansas. 



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



d. e-f. $ (Sc. 21 ; V. 207 ; C. 49) New UrLans. M. Salle [C.]. 

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



C.'50, 53). 

 «/. cJ (Sc. 23; V.218; C. 53). Duval County, W. Taylor, Esq. 



Te.\as. [C.]. 



/;, i. S (Sc. 21 ; V. 209; C. 64) Texas. 



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

 A-. SkuU. New Orleans. 



B. Above with yellow transverse bands connected with their 

 fellows on the sides. (C getula.) 



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



h~d. d (Sc. 23 ; V. 216 ; C. 52), Marion Co.,Florida. A. Erwin Brown, 



2 (Sc. 23; V. 218; C. ?), & Esq. [P.]. 



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



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



&yg. (Sc.21; V.2]1;C.50). 



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

 widening on the belly. (C. calif oriiue, C. hoylii.) 



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



Marion Co., Cal. maun [C.]. 



b-d. c? (Sc. 23; V. 228 : C. 46), San Die^o, Cali- Christiauia Mus. 



2 (Sc. 23 ; V. 235; C. 54), & fornia.'" 



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



e. Yg. (Sc. 23; V, 228; C. 64). California. Smithsonian Inst. 

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



ham [P.]. 



8. Coronella calligaster. 



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



Med. Fht/s. lies. p. 122 (1835). 



guttatus {11071 X.), ^Sckleff. Phys. Serp. ii. p. 168 (1837). 



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



(1812) ; Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 243, and Icon. 



Gen. 17, pi. ii. figs. 1 & 2 (1806). 

 Ophibolus rhombomaculatus, Baird ^ Gir. Cat. N. Am. Eept. p. 86 



(1853). 

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



p. 244. 



