38 



Diadophis dysopes, Cope, Proc. Acad., 1860, p. 251. Habitat unknown. 

 BiadopUs arnyi, Kennicott, Proc. Acad., 1859, p. 99. Illinois and Kan 



sas. 

 BiadopUs regalis, Baird and Girard, Cat., p. 115. Arizona} Sonora. 



CoNiOPHANES, Hallowell. 



Coniophanes imperialis, Girard, U. S. Mex. Bound. Surv., vol. ii, p. 23. 



Chihuahua. 



Hypsiglena, Cope. 



Eypsiglena ochrorhyncha, Cope, Proc. Acad., 1860, 246. Lower Califor- 

 nia north to San Diego. 



Hypsiglena ochrorliyneha, Cope, subspecies chlorophaea, Cope, loc. cit., 

 1860, p. 247. Arizona. 



SiBON, Fitzinger. 



Sihon annulatum, Linn., subspecies septentrionale, Kennicott, U. S. Mex. 

 Bound. Surv., vol. ii, p. 16. Southwestern Texas. 



Trimoephodon, Cope. 



TrimorpJiodon lyrophancs, Cope, Proc. Acad. Phila., 1860, p. 343. Lower 

 California and Arizona. 



Phimothyra, Cope. 



l*himothyra grahamiae, Baird and Girard, Cat., p. 104. Lower California 

 and Sonoran regions to Utah and Texas. 



Phimothyra grahamiae, Baird and Girard, subspecies hexalepis, Cope, 

 Proc. Acad. Phila., 1866, p. 304. 



Phimothyra decurtata, Cope, Proc. Acad., 1868, p. 310. Lower California. 



Dromicus, Bibron. 



Dromicus flavilatus, Cope, Proc. Acad. Phila., 1871, p. 223. Coast of 

 North Carolina. 



Cyclophis, Giinther. 



Cyclophis vernalis, DeKay; Baird and Girard, Cat., p. 108. Eastern and 

 Austroriparian regions ', rare in the latter. 



Cyclophis aestivus, Linn. : Baird and Girard, Cat., p. 106. Austroriparian 

 region, and the Eastern as far as New Jersey, Maryland, and South- 

 ern Illinois. 



