Catalogue of the Mammals, Birds, Reptiles, etc. 35 



Order 3. Ophidia. 



(The Serpents ) 



Family Colubridse. 

 (The Colubrine Snakes.) 



Bacanium constrictor, B. & G. Black Snake. 2256. 



Coluber obsoletus, Say. Pilot Snake: Racer. 2254. 



Eutaenia saurita, B. & G. Riband Snake: Swift Garter Snake. 

 2265. 



Eut?enia sertalio, B. & G. Common Garter Snake. 2252. 



Leopeltis vernalis, Jan Green Snake; Grass Snake. 2249. 



Ophibolus doliatus, var. trianguhdus, Cope. Milk Snake ; 

 House Snake. 2255. 



Tropidonotus sipedon, Holbr. Water Snake ; Water Adder. 

 2250. 



Family Pythonidte. 

 (The Pythons.) 



Eunectes marinus. Anaconda. M't'd. (3 Specimens.) 

 Family Elapidse. 



(The Harlequin Snakes.) , 



Elaps fulvius, Cuv. Bead Snake. 2253. 

 Family Crotalidse: 



(The Rattlesnakes.) 



Caudisona terginuna, Cope. Massassanga ; Prairie Rattle 

 snake. 2251. 



Crotalus horridus, L. Banded or Northern Rattlesnake, 

 M't"d. (Two Specimens.) 



Order 4. Crocodilia. 

 (The Crocodiles.) 



Alligator mississippiensis, Dand. Alligator. Large M't'd. 

 Small M't'd, 2262; Small Male, 2261; Scales, 2263. 



Class IV. — Batrachia. 

 (The Batrachians. ) 



Order i. Anura, 

 (The Frogs and Toads.) 



Family Ranidae. 

 (The Frogs.) 



Rana halecina, Kalm. Leopard or Common Frog. 



