Ammonite
Ammonites were an extinct group of Earth mollusk.

Doctor Beverly Crusher kept a fossil ammonite on display in her office in sickbay aboard the  in 2364. ()

In 2371, what appeared to be a fossil ammonite-like creature on display in Ishka's home on Ferenginar. ()

Captain Jean-Luc Picard also kept a fossil ammonite on display in his ready room aboard the . ()

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Earth animals