Hurter and Strecker—Amphibians and Reptiles of Arkansas. 27 
Family VIPEeRIDAz. 
87. ANcIsTROoDON conToRTRIX Linn. Copperhead. 
Hot Springs (Combs and Hurter), Greenway (Meek), 
Fort Smith (Pierson). | 
88. ANocIsTRODON pPiscivorus Lacepede. Cotton-mouth 
or Water Moccasin. 
Hopedale (Hay), Fort Smith (Shumard and Pierson), 
Hot Springs (Combs), Paragould (Hurter). 
89. Sisrrurus miuiarius Linn. Ground Rattlesnake. 
Sans Bois Creek, Ark. (Jeffers. U.S. Nat. Mus. Coll.) 
90. CroraLus HoRRIDUS Linn. Timber Rattle Snake. 
Hot Springs (Combs), Paragould (Hurter), Donald- 
son (Meek). A specimen of the eastern diamond rattle- 
snake (Crotalus adamenteus Beau., in the National Mu- 
seum Collection, is labeled ‘‘Arkansas,’’ but probably 
through error. Crotalus horridus is the prevailing form 
of large rattlesnake throughout Missouri, Arkansas, 
eastern Oklahoma, and northeastern Texas. 
Issued May 14, 1909. 
