#^ 



PLATE XXX.— Fig. a. Newly hatched Youns and Eggs 

 of Black Snake (B. cunstrictoi ), about half natural size. 



Hatched and Photographed alive in the Office of the State 

 Zoologist of Pa. 



PLATE XXX.— Fig. b. Ground Snake {Corphophiops 

 onuKniw) . 



Photograph of a Pennsylvania Specimen in the Office of 

 the Economic Zoologist of Pa. 



