harlequin snake

har´le`quin snake`

n.

1.

any of several venomous New World snakes brilliantly banded in red and black and either yellow or white, especially the eastern coral snake, a small poisonous snake (Micrurus fulvius or Elaps fulvius), ringed with red and black, found in the Southeastern United States. They are widely distributed in Southern and Central America;