CROCODILIANS, LIZARDS, AND SNAKES. 



961 



This is the largest American water snake. Its range is coextensive 

 with the austroriparian subregion, extending from the Atlantic region 

 from the Potomac Eiver to Florida and west to Louisiana, inclusive. 



Xatrix taxispUola Tlolhrook. 



Catalogue 

 No. 



1344 



464 

 1343 



10700 

 8361 

 12887 

 19997 

 19998 



Number 

 of spec- 

 imens. 



Locality. 



Riceboro, Georgia . 



Georgetown, District of 

 CoUiiiibia. 



Avoca, Nortb Carolina 



KinstOD, North Carolina.. 

 New Orleans, Louisiana . . 



When 

 collected. 



From whom received. 



Dr. W. L. Jones 



Weston 



Apr. 

 May 



1878 J. W. Milner . . . 

 1875 I H. W. Welsher . 

 R. W. Shufeldt . 



Lake Eustis, Florida | , Theo. Holm 



Nature of 

 specimen. 



Alcoholic 



tvpe. 



"do. 



do. 



do. 

 do. 

 do. 



do. 



NATRIX CYCLOPIUM Dumeril and Bibron. 



Tropidonotus cyclopium Dumkril and Bibron, Erp. Gen., VII, p. 576.— Gunther, 

 Cat. Col, Snakes Brit. Mus., 1858, p. 77.— Cope, Proc. Acad. Nat. Sci. Phila., 

 1861, p. 299; Check-list N. Amer. Batr. Eept., 1875, p. 43.— Boulenger, Cat. 

 Snakes Brit. Mus., 1, 1893, p. 244. 



Fig. 247. 



Natrix cyclopium DumIcril and Bibron. 



= 1. 



Cat. No. 12407 ?, U.S.N.M. 



Scales in twenty-nine longitudinal rows; the first row smooth, the 



second weakly, and the remainder strongly keeled, and all notched at 



the apex. Rostral low, twice as broad as high; internasals triangular, 



a little longer than wide; prefrontals small, wider than long. Frontal 



NAT MUS 98 Gl 



