38 



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



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



sas. 



DiadopMs regalis, Baird and Girard, Cat., p. 115. Arizona 5 Sonora. 

 CoNioPHANES, Hallowell. 



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



Chihuahua. 



Hypsiglena, Cope. 



Sypsiglena oclirorJiyncM, Cope, Proc. Acad., 1860, 246. Lower Califor- 

 nia north to San Diego. 



Sypsiglena ochrorhyncha, Cope, subspecies chloropliaea, Cope, loc. cit.^ 

 1860, p. 247. Arizona. 



SiBON, Fitzinger. 



Sibon annulattim, Linn., subspecies septentrionale, Kennicott, U. S. Mex. 

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



Trimorphodon, Cope. 



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

 California and Arizona. 



Phimothyra, Cope. 



Vhimothyra 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, GUnther. 



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. 



