Published in Palaeontology, in 1998, in volume 41, issue 4, pages 591-599
Created: 2016-04-22, modified: 2016-04-22![](https://www.biodiversitylibrary.org/pagethumb/32226920,60,60)
Published in American Fern Journal, in 1995, in volume 85, pages 134-181
Created: 2017-04-23, modified: 2017-04-23
2 hits (0.01 seconds)