49. The Shad Frog (Rana halecina). 50. The Wood Frog, young, (Rana sylvatica). 51. Pickering's Hylodes (Hylodes pickeringi). 52. The American Toad, adult, (Bufo americanus).

 

1842-44.

https://digitalcollections.nypl.org/items/510d47d9-7703-a3d9-e040-e00a18064a99