File:Ulmus protoamericana Penhallow 1907 Plate7 Fig1.png

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Ulmus_protoamericana_Penhallow_1907_Plate7_Fig1.png ‎(598 × 568 pixels, file size: 236 KB, MIME type: image/png)

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English: A tangential thin section of Ulmus protoamericana calcified wood.

Ypresian, 51-49 mya, Kettle River Formation, Midway, British Columbia, Canada

Geological Survey of Canada specimen
Date
Source "A report on fossil plants from the International Boundary Survey for 1903–1905, collected by Dr. R A Daly." in (1907) Proceedings and Transactions of the Royal Society of Canada, 3, 1 (sect 4), Royal Society of Canada, pp. 287–351
Author Penhallow

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current22:51, 14 August 2022Thumbnail for version as of 22:51, 14 August 2022598 × 568 (236 KB)Kevmin (talk | contribs)Uploaded a work by Penhallow from {{cite book |last1=Penhallow |first1=D. P. |year=1907 |chapter=A report on fossil plants from the International Boundary Survey for 1903–1905, collected by Dr. R A Daly. |title=Proceedings and Transactions of the Royal Society of Canada |publisher=Royal Society of Canada |series=3 |volume=1 (sect 4) |pages=287–351}} with UploadWizard

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