4.3" Rare Fossil Peanut Worm (Lecthaylus) Plate - Illinois

 
This is a plate of rare peanut worm (Lecthaylus gregarius) fossils, collected from the Lockport Shale near Blue Island, Illinois. These fossils are Middle Silurian in age, or roughly 430 million years old. The longest worm measurement is 2" and the shale measures 4.3 x 3.3".
DETAILS
SPECIES
Lecthaylus gregarius
LOCATION
Blue Island, Illinois
FORMATION
Lockport Shale
SIZE
2" longest worm, 4.3 x 3.3" shale
CATEGORY
ITEM
#142505
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