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crane fly (Tipula)
This specimen is a very fine example of seed capsules of the genus Salix or Populus
between about 154 and 152 million years ago
Recent sources include both Azolla and Salvinia in Salviniaceae
and it consists mainly of filled natural fractures
Eocene Green River Winged Fruit P-GRP2-16-016 Eocene crane fly (Tipula)(?)Lagokarpos lacustris Green River Formation Middle Eocene Lincoln County, Wyoming This is a good example of a winged fruit of unknown family and order relationship. The venation in the winged portion is not preserved but it has a detailed globose fruit body. These are found in the 18 inch layer but are not common.
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