What ocean basin was destroyed and finally had its last sliver obducted to make the ophiolite between the Humber Zone and the Gander Terrane?

Question

Quizplus · Accepted Answer

The Iapetus Ocean was the ocean basin that was destroyed and finally had its last sliver obducted to make the ophiolite between the Humber Zone and the Gander Terrane. This process was part of the formation of the supercontinent Pangaea.

What Ocean Basin Was Destroyed and Finally Had Its Last