chicken turtle

noun1

1. •
   An uncommon freshwater turtle, of species Deirochelys reticularia, found in the southeast of the United States, similar in appearance to the eastern painted turtle (Chrysemys picta picta), but with an unusually long, striped neck, a yellow stripe on each of its legs and a net-like pattern on its carapace.

   • ‘I've a chicken-turtle, which promises well—the first I've received this season, from what I call my West-Indian farm […].’ — 1792