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File:Acer tigilense as Quercus cf. Q. pseudolyrata USNM P36963 Plate22 Fig3.jpg

Acer_tigilense_as_Quercus_cf._Q._pseudolyrata_USNM_P36963_Plate22_Fig3.jpg ‎(370 × 342 pixels, file size: 92 KB, MIME type: image/jpeg)

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Description
English: Knowlton Plate 22 fig 3; First figured as Quercus cf. Q. pseudolyrata. Species later reidentified as Acer tigilense by Wolfe & Tanai, 1987

Langhian (Barstovian), Middle Miocene; Spokane Florule, Latah Formation; 1 mile (1.6 km) west of Shelley Lake, Spokane Valley, Washington, USA

Department of Paleobotany, National Museum of Natural History, Smithsonian Institution, Washington, District of Columbia; specimen #P36963; collected by by Henry Fair, October, 1922
Date
Source Knowlton, F.H. (1926). "Flora of the Latah Formation of Spokane, Washington, and Coeur d'Alene, Idaho". Shorter contributions to general geology, 1925 (PDF) (Report). Professional Paper. 140. United States Geological Survey. pp. 17–55, plates VIII-XXXI. doi:10.3133/pp140A.
Author Knowlton. Frank Hall, 1926

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current00:03, 11 October 2023Thumbnail for version as of 00:03, 11 October 2023370 × 342 (92 KB)Kevmin (talk | contribs)Uploaded a work by Knowlton. Frank Hall, 1926 from {{cite report |last1=Knowlton |first1=F.H. |year=1926 |chapter=Flora of the Latah Formation of Spokane, Washington, and Coeur d'Alene, Idaho |title=Shorter contributions to general geology, 1925 |series=Professional Paper |publisher=United States Geological Survey |volume=140 |pages=17-55, plates VIII-XXXI |doi=10.3133/pp140A |url=https://pubs.usgs.gov/pp/0140a/report.pdf}} with UploadWizard

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