BRANSON : SNAKES OF KANSAS. 



407 



DIADOPHIS Baird and Girard. 



Diadop/iis Baird and Girard, Cat. N. Amer. Kept., Pt. I, 1853, p. 112; Cope, 

 Bull. U. S. Nat. Mu8., No. 32, 1887, pp. 54-80. 



Head normal, distinct from body. Maxillary teeth subequal. 

 Two prcoculars. Two nasals. One loreal. Scales smooth, in 

 15-17 rows. Anal divided. 



KEY TO SPECIES. 



Seventeen rows of scales; gastrosteges more than 200 D. recjalis. 



Fifteen rows of scales; gaetrosteges less than 200 D. puncfatus. 



Diadophis regalis Baird and Girard. 



Aruy's Riug-uecked snake. 



Diarlophis regalis Baird and Girard, Cat. N. Amer. Rept., Pt. I, Serp., 1853, 



p. 115. 

 Diadophis i-egalis regalis and D. regalis ariiyi Cope, Checlj-list N. Amer. 



Batr. Rept., 1875, p. 38. 



Scales smooth, in seventeen rows; first rows broadest. 

 Frontal subpeutagonal, narrow behind. Superciliaries narrow 

 anteriorly. Temporals 1-1. Oculars 2-2. Gastrosteges 200- 

 240. Urosteges 50-75. 



Color above greenish to dark brown. Belly reddish or yel- 

 low with many small black spots. Nuchal collar usually not 

 present. 



One specimen from Kansas is in the National Museum. I 

 have examined two specimens from Riley county. 



Diadophis punctatus Linna-us. 



Bing-Qecked Snake. 



Coluber punctaf US Linnicus, Syst. Nat., 12th ed., 376. 



Diadopli'is punctaius, D. rjccipilalis, D. dijaopes, Cope, Proc. Acad. Nat. 



Sci. Phila., 1850, p. 250. 

 Diadr/phis punctatus Baird and Girard, Cat. N. Amer. Rept., Pt. I, Serp.' 



1853, p. 112. 



Fig. 28. 

 Diadophis punctatus Liuu. 



