NATURAL SCIENCES OF PHILADELPHIA. 49 



ance of being obliquely banded, without perfect distinction of 

 the l)lack hexrtgons along the back. 

 Bascanion constrictor, B. & G. 



Very common. 

 Lepotophis aestivus, Holbr. 



Of frequent occurrence, particularly in thick bushy places. 



Testudinata. 



Malacoclemys palustris, Ag. ^ 



Very abundant. 



Chelonia midas, Schw. 



Common. 



Besides the foregoing, three other species, not determined, were 

 noticed, one of which is called "chicken-turtle," and another is a 

 Cistudo. 



No species of batrachian was noticed on the island during my 

 residence. On the mainland, and also on Shackleford, two 

 species of Rana (undetermined), and a Hyla, were observed. 

 The toad (B. lenliginosiis = B. americanus ?) is very abundant on 

 the mainland. Great numbers were observed in the ditches, 

 March 27, 1869, and within a few days of the same time the fol- 

 lowing year, copulating and very clamorous. Probably, then, this 

 is their usual time of spawning. 



(To be continued.) 



1871.1 



