Dicotylophyllum

Ordo: Incertae sedis
Genus: †Dicotylophyllum
Species: †D. disputabilis – †D. lesquereuxii – †D. lobata – †D. silberlingi – †D. trilobum – †D. visibilis

• Excluded species

†D. kummerensis – †D. litseafolia

†Dicotylophyllum Saporta ex Ward Science, New Series, 1(13): 344. 29 Mar 1895

• Wolfe, J.A. 1968. Paleogene biostratigraphy of nonmarine rocks in King County, Washington. U.S. Geological Survey, Professional Paper 571: 1–33, pls. 1–7. PDF Reference page. 
• Wolfe, J.A. & Tanai, T. 1987. Systematics, Phylogeny, and Distribution of Acer (maples) in the Cenozoic of Western North America. Journal of the Faculty of Science, Hokkaido University. Series 4, Geology and Mineralogy 22(1): 1–246.  PDF Reference page. 
• Wolfe, J.A.; Wehr, W.C. 1987. Middle Eocene Dicotyledonous Plants from Republic, Northeastern Washington.. United States Geological Survey Bulletin 1597: 1–25. doi:10.3133/b1597.  Reference page. 

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