Dicotylophyllum lesquereuxii

†Dicotylophyllum lesquereuxii

Taxonavigation

Taxonavigation: Magnoliopsida
Superregnum: Eukaryota Cladus: Diaphoretickes Cladus: CAM Cladus: Archaeplastida Regnum: Plantae Divisio: Tracheophyta Classis: Magnoliopsida

Ordo: Incertae sedis
Genus: †Dicotylophyllum
Species: †Dicotylophyllum lesquereuxii

Name

†Dicotylophyllum lesquereuxii (Knowlton) J.A.Wolfe & Tanai J. Fac. Sci. Hokkaido Univ., Ser. 4, Geol., 22(1): 210. Feb 1987

Synonyms

• Basionym
  • †Acer lesquereuxii Knowlton, Bull. U.S. Geol. Surv., (152): 26. Oct 1898
• Replaced synonym
  • †Acer indivisum Lesquereux (non C.O.Weber 1852), Rept. U.S. Geol. Surv. Territ., 1883, 8: 180. Jan 1885

Type material

• Holotype: USNM P1582 (leaf)
  • Repository: United States National Museum, Smithsonian Institution, National Mall, Washington DC, United States
    • Collector: F. V. Hayden

Type locality

• Eocene, Ypresian; Green River Formation, Lake Unita; ?; Uinta County, Wyoming, USA

Distribution

Eocene

• Ypresian
  • Green River Formation, Lake Unita; ?; Uinta County, Wyoming, USA

References

Primary references

• Lesquereux, L.C. 1883 [1885]. Contributions to the fossil flora of the Western Territories III; The Cretaceous and Tertiary floras. Report of the United States Geological Survey of the Territories 8: [i]-xii, [1]–283, pl. 1-46, 46A, 47-59, with text. doi:10.5962/bhl.title.7726.  BHL Reference page. 
• Knowlton, F.H. 1898. A Catalogue of the Cretaceous and Tertiary plants of North America. Bulletin of the United States Geological Survey (152): [1]–247. doi:10.3133/b152.  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. 

Links

• IFPNI International Editorial Board 2014–2026. The International Fossil Plant Names Index. Dicotylophyllum lesquereuxii. Published online. Accessed: 2026 January 30.
• IFPNI International Editorial Board 2014–2026. The International Fossil Plant Names Index. Acer lesquereuxii. Published online. Accessed: 2026 January 30.
• IFPNI International Editorial Board 2014–2026. The International Fossil Plant Names Index. Acer indivisum. Published online. Accessed: 2026 January 30.