This is what it may have looked like, 95,000,000 years ago in the D/FW Mid-Cities. A wetland ecosystem flourished on a broad, fingered delta similar to today's Mahakam delta in Borneo (Kalimantan), Indonesia.

A layer of carbonized wood lies in the low bluff at the Arlington Archosaur site, and has been interpreted as debris from a forest fire upstream--toward Gainesville, and Oklahoma.