Acer elkoanum

Taxonavigation

Taxonavigation: Sapindales
Classification System: APG IV Superregnum: Eukaryota Cladus: Diaphoretickes Cladus: CAM Cladus: Archaeplastida Regnum: Plantae Cladus: Angiosperms Cladus: Eudicots Cladus: Core eudicots Cladus: Rosids Cladus: Eurosids II Ordo: Sapindales

Familia: Sapindaceae
Subfamilia: Hippocastanoideae
Tribus: Acereae
Genus: Acer
Sectio: †A. sect. Glabroidea
Species:†Acer elkoanum

Name

†Acer elkoanum J.A.Wolfe & Tanai J. Fac. Sci. Hokkaido Univ., Ser. 4, Geol., 22(1): 118-119. pl. 6, figs. 1-3 , 5-7; pl. 10, figs. 7, 8, 12-14; text-fig. 16A, B. 14 Feb 1987

Type material

• Holotype: USNM 396022 A&B (leaf)
  • Repository: United States National Museum, Smithsonian Institution, National Mall, Washington DC, United States
• Paratype: UCMP 9021 A&B-9025 (leaves)
  • Repository: Museum of Paleontology, University of California Berkeley, Berkeley, Alameda County, California, Unites States
• Paratypes: USNM 396023 A&B, 396024 (leaves) 396025-396027 (fruits)
  • Repository: United States National Museum, Smithsonian Institution, National Mall, Washington DC, United States

Type locality

• Eocene, "Late Eocene"; Elko Formation; Catlin (UCMP P3949, UCMP 22261, USGS 9175), Humboldt County, Nevada, United States

Etymology

• "Type locality is in the Elko Oil shale near Elko, Nevada."

Distribution

Eocene

• "Late Eocene"
  • Elko Formation; Catlin (UCMP P3949, UCMP 22261, USGS 9175), Humboldt County, Nevada, United States

References

Primary references

• 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 2014–56852-1. The International Fossil Plant Names Index. Acer elkoanum. Published online. Accessed: 56852-1 2025 Dec.