Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
Britannica Sources used in this answer

How long ago did the tuatara lineage split from lizards and snakes?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
tuatara (Sphenodon punctatus)
tuatara The species is the sole living member of the reptile order Rhynchocephalia.

The tuatara lineage diverged from lizards and snakes approximately 250 million years ago.1