Crossword clues for masticophis masticophis Whipsnakes The Collaborative International Dictionary Related phrases: Masticophis flagelliformis Masticophis flavigularis Wikipedia Masticophis Masticophis is a genus of colubrid snakes, commonly referred to as whip snakes or coachwhips, which are endemic to the Americas. They are characterized by having a long, thin body and are not dangerous to humans.