File:Dryopteris alaskana Syntype USNM 245724.png
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Summary
| Description |
English: Dryopteris alaskana syntype specimen,
Late Middle - early Late Eocene, USGS site 3879, Kulthieth Formation; West shore of Yakutat Bay, Esker stream on Dalton's coal outcrop, Chugach Census Area, Alaska, USA Smithsonian Museum specimen USNM 245724, collected by Tarr in 1905 |
| Date | |
| Source | Wolfe; J.A. (1977). "Paleogene floras from the Gulf of Alaska region". United States Geological Survey; Professional Paper series 997: 1–108 & Plate 3. DOI:10.3133/pp997. |
| Author | Wolfe, Jack A. (1977) |
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| current | 16:15, 21 February 2022 | | 827 × 832 (443 KB) | Kevmin | Uploaded a work by Wolfe, Jack A. (1977) from {{cite journal |last1=Wolfe |first1=J.A. |year=1977 |title=Paleogene floras from the Gulf of Alaska region |publisher=United States Geological Survey; Professional Paper series |volume=997 |pages=1–108 |doi=10.3133/pp997 |doi-access=free }} with UploadWizard |
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