53. The Squirrel Tree-toad (Hyla squirella). 53. a. The Northern Tree-...
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1, 1a. Spotted Tree Frog, Hyla maculata; 2, 2a. Bengal Frog, Rana Beng...
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46. The Common Toad, young, (Bufo americanus). 47. The Hermit Spade-fo...
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49. The Shad Frog (Rana halecina). 50. The Wood Frog, young, (Rana syl...
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Laub frosch; Laub frosch; Laub frosch; Rana, Frosch; Rana; Frosch; Ran...
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55-58. Teeth, for titles see Notes 59. Portion of the lower jaw of the...
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1. Pana halecina, Spotted Frog, b. under surface of head, c. under su...
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