Fossil Baculite

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Baculites ("walking stick rock") is a genus of extinct marine animals in the phylum Mollusca and class Cephalopoda. They are a straight-shelled type of  ammonite that lived worldwide in the Late Cretaceous period.   Baculites grew up to two meters long and have long been thought to have lived in a vertical orientation with the head hanging straight down.   This specimen is from South Dakota.
Baculites ("walking stick rock") is a genus of extinct marine animals in the phylum Mollusca and class Cephalopoda. They are a straight-shelled type of ammonite that lived worldwide in the Late Cretaceous period. Baculites grew up to two meters long and have long been thought to have lived in a vertical orientation with the head hanging straight down. This specimen is from South Dakota.
Filename: K08Baculite0024.jpg
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