1.8" Fossil Spoon Worm (Coprinoscolex) Pos/Neg - Illinois

 
This is a 1.8" fossil worm (Coprinoscolex) preserved in an ironstone nodule from the Carbondale Formation near Essex, Illinois.

Coprinoscolex ellogimus is the earliest known echiuran in the fossil record. A sediment feeder, it ingested mud, on which its digestive bacteria grew.
DETAILS
SPECIES
Coprinoscolex ellogimus
LOCATION
Essex, Illinois
FORMATION
Carbondale Formation
SIZE
1.8" worm, 2.3 x 1.5" nodule
CATEGORY
ITEM
#120977
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