• Green River Fossil
    Photographer: Dov Scher : Field Museum of Natural History
    (c) Field Museum of Natural History
    Description: Branch with fruit from a sycamore tree. Platanus sp. Early Eocene (50 million years ago) Wyoming, USA Geology Specimen # PP43978 Individual Green River fossil specimens.
  • Undescribed leaves
    Photographer: John Weinstein : Field Museum of Natural History - Photography Division
    (c) Field Museum of Natural History
    Description: Undescribed leaves and fruits of the plane-tree family Platanaceae. From the FBM 18-inch layer. Top left) A large leaf (Platanus? sp.) with one side partly folded over. Specimen is FMNH PP43976 from FBM Locality A. It measures 235 millimeters in length. Top right) A small leaf 120 millimeters in length. Specimen is FMNH PP43963 from FBM Locality A. Bottom) A branch with three fruiting heads from FBM Locality A. Specimen is FMNH PP43978, and the three fruits range in size from 10 to 12 millimeters in diameter
Catalog Number: PP 43978
Taxonomic Name: Platanus
FM Catalog: Paleobotany
Object Kind: Hand Specimen
Phylum: Magnoliophyta
Order: Proteales
Family: Platanaceae
Period: Paleogene
Earliest Epoch: Eocene
Earliest Age: Ypresian
Formation: Green River
Member: Fossil Butte
Coordinates Available?: No
Region/Area: Fossil Lake
Country: United States of America
State/Province/Territory: Wyoming
County: Lincoln
Township: Kemmerer
EMu IRN: 2297580
Occurrence ID: 2daf6bfd-6348-42dc-964b-785469d52f47

Disclaimer: Data and historical records associated with Field Museum's geological collections may contain language which is culturally sensitive owing to the colonial context of the Museum's history. We have specimens collected over the last 150 years, and from all over the world. Some records associated with these specimens may include offensive language. These records do not reflect the Field Museum's current viewpoint but rather the social attitudes and circumstances of the time period when these records were made.

We welcome feedback. We are continually working with our geological records to ensure the accuracy and appropriateness of these data. As we work to promote a greater understanding of the global heritage embodied by our collections, we actively seek consultation and will revise or remove information that is inaccurate or inappropriate. We encourage and welcome help from minorities and other people historically-underrepresented in museum communities, scholars, and others to improve the data in our geological records.