''Trimorphodon lambda'', the Sonoran lyre snake, is a species of snake of the
family Colubridae
Colubridae (, commonly known as colubrids , from la, coluber, 'snake') is a family of snakes. With 249 genera, it is the largest snake family. The earliest species of the family date back to the Oligocene epoch. Colubrid snakes are found on ever ...
.
The snake
is found in the United States and Mexico.
[
]
References
Trimorphodon
Reptiles of the United States
Reptiles of Mexico
Reptiles described in 1886
Taxa named by Edward Drinker Cope
{{Colubrinae-stub