36 A PRELIMINARY LIST OF T E 



272. Spreading Adder ( Heterodon platyrhinus ,Latreille) . 



Common everywhere. 



273. Worm Snake {Carjphophis amoenus, Say.). 



Found throughout Kentucky, but notas common 

 as the next. 



274. Worm Snake (Carjphojphis Jielence, Kennicott). 



Very abundant throughout the State. Espec- 

 ially common under stones and logs along the Ken- 

 tucky River. Probably a variety of the preceding, 

 from which it cliffers only in lacking the anterior 

 pair of prefrontals. It occurs with the other form, 

 but twenty of this occur to one of (7. a?noenus. 

 A specimen taken at Tyrone, Ky., is intermediate 

 in the character of its prefrontals, having only one 

 of the anterior pair present. 



Rattle Snakes (Family Crotalidse). 



275. Timber Rattle Snake Grotalus horridus, Linn.). 



Rather common in the mountainous regions. 



276. Diamond Rattle Snake (Grotalus adamanteus, 



Beauv.). 

 This species is said to occur in mountains of 

 eastern Kentucky. I have not yet seen an exam- 

 ple. 



277. Copperhead (Agkistrodon contortriXi~L\\m.). 



Occurs in mountainous regions of the eastern end 

 of the State. 



278. Water Moccasin (Agkistrodon piscivorus, Holbr.). 



Occurs about bayous in the western end of the 

 State. Said to be common in Reelfoot Lake. 



AMPHIBIANS. 



Frogs (Family Ranidre). 



279. Leopard Frog (Banajpijjiens, Schreber). 



