Discussion of "The northern Appalachian terrane wreck model".

In the article, the authors discuss the distribution of Cambrian to Ordovician volcanic rocks in the Northern Appalachian region in North America using the Devonian to Carboniferous oroclinal bending hypothesis and dextral strike-slip translation of a single arc terrane. Topics include the relationship between the Middle Ordovician arc and backarc basin and the Matapedia belt and the Fredericton Trough.