30 



REPTILES. 



compressus (Zusammengedriickte Natter), Merr. Beitr. ii. 1. 11. 

 Coluber carolinianus, Shaw, Zool. hi. p. 460. pi. 119. Coluber 

 maculatus, Latr. Rept. iv. p. 73. Coluber molossus, Daud. Rept. 

 vi. p. 269. Coluber guttatus, C. maculatus, and C. pantherinus, 

 Merr. Tent. Coluber molossus, C. maculatus, and C. floridanus, 

 Harl. Journ. Acad. Nat. Sc. Philad. 1827, p. 360, &c., and Med. 

 Phys. Res. p. 124, &c. Scotophis vulpinus, S. confinis, S. lsetus, 

 and S. guttatus, Baird 8f Girard, Catal. p. 75, &c. (Marcy, Explor. 

 of the Red River, p. 227. pi. 6, Sc. laetus). Elaphis guttatus, 

 Dum. 6f Bibr. p. 273. 



Body and tail moderate, slightly compressed; head rather 

 elongate. Scales in twenty-five or twenty-seven rows, weakly 

 keeled; eight upper labials, fourth and fifth coming into the 

 orbit; anal bifid. Red-brown above, with a dorsal series of 

 large, lighter, black-edged blotches ; crown generally with similar 

 spots ; generally a temple streak ; belly checkered with black. 



a. Half-grown. New York. 



b. Young : injured. Delaware. Presented by H. Doubleday, 



Esq. 



c. Young. Monterey. 



d. Adult : female. Mexico. From Hugo Finck's Collection. 



e. Half-grown. Mexico. From M. Salle's Collection. 



/. Half-grown. Mexico. From Mr. Warwick's Collection. 

 g. Half-grown. Belize. 

 h. Half-grown. North America. 



i. Young monster, presented by Lord Orkney : two individuals, 

 but with united vertebral column. 



Var. Elaphis rubriceps, Dum. Sf Bibr. p. 270. 



Head uniform reddish brown, without spots. 



m. Adult. N. America. Presented by Edward Doubleday, Esq. 

 n. Adult : head injured. North America. Presented by the Col- 

 lege of Surgeons. 



6. Coluber spiloides. 



Elaphis spiloides, Dum. 4" Bibr. p. 269. 



Scales in twenty-five rows, those on the back strongly keeled ; 

 anal bifid ; upper labials eight, fourth and fifth coming into the 

 orbit. j Reddish brown: on the vertebral line a series of large 

 subquadrangular dark spots ; head uniform brown, without 

 streak ; belly anteriorly dull yellowish, posteriorly marbled with 

 brown. 



a. Adult. New York. From Paris. 



b. Skin, in spirit, 5' long. North America. 



