Spotted Turtle, <i>Clemmys guttata</i>
Holbrook, John Edwards, 1794-1871 (<a href="https://en.wikipedia.org/wiki/en:John_Edwards_Holbrook" class="extiw" title="w:en:John Edwards Holbrook">English Wikipedia</a>)
<i>North American herpetology; or, A description of the reptiles inhabiting the United States. </i>, modified from <a rel="nofollow" class="external text" href="https://www.biodiversitylibrary.org/bibliography/4997">Biodiversity Heritage Library</a>