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Carboniferous
"Carboniferous" in a Sentence (1 examples)
The earliest ink sacs appear in the fossil record in the Carboniferous period around 330 million years ago in cephalopods such as Donovaniconus, Gordoniconus and Saundersites which show a mix of features from older and more modern groups and are placed in their own order, Donovaniconida (Doguzhaeva 2012).
See also for "carboniferous"
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