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File:Alnus fairi as Betula fairii USNM P36930 img2.jpg

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English: First figured as Betula fairii. Species later reidentified as Alnus fairii by Wolfe, 1966 - Knowlton Plate 17 fig 4;

Langhian (Barstovian), Middle Miocene; Spokane Florule, Latah Formation; Chicago, Milwaukee & St. Paul Railway cut, near Spokane, Washington, U.S.A.

Department of Paleobotany, National Museum of Natural History, Smithsonian Institution, Washington, District of Columbia; specimen #P36930; collected by Henry Fair and Kirk Bryan, June, 1923.
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Source Smithsonian Betula fairii Knowlton USNM P36930
Author Fred Cochard
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