Alethopteris serli and Neuropteris sp., Carboniferous (Pennsylvanian), Llewellyn Formation, St. Clair, Schuykill County, Pennsylvania, USA - Houston

---

Size: 1768px × 1131px
Photo credit: © Auk Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archival, archive, collection, historic, historical, history, reference, reportage