DSCN0039
Receptaculites fossil, an Ordovician index fossil in Illinois. This sunflower-shaped fossil looks like a sponge but is classified as an algae.
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Uploaded on November 7, 2013
Taken on May 17, 2013
DSCN0039
Receptaculites fossil, an Ordovician index fossil in Illinois. This sunflower-shaped fossil looks like a sponge but is classified as an algae.
175
views
1
fave
1
comment
Uploaded on November 7, 2013
Taken on May 17, 2013