.8" Fossil Balloon Vine (Cardiospermum) Leaf with Ant - Utah

This is a fossil ballon vine (Cardiospermum coloradensis leaf from the Green River Formation of Utah. It measures .8" long and is located alongside an ant (Family Formicidae) fossil. The plate itself measures 3.2 x 2.35".

While the Green River Formation is best know for its fish fossils, other areas produce incredible plant and insect fossils.