Falcon-Lang, Howard; John Nelson, W.; Heckel, Philip H.; DiMichele, William A.; Elrick, Scott D.
(2018)
The first phase in the stepwise collapse of the Carboniferous Coal Forests occurred near the Desmoinesian-Missourian boundary (early Kasimovian, ~ 307 Ma), and involved extirpation of Lycospora-producing lepidodendrids, ...