Pygmy marmoset
The pygmy marmoset (Callithrix pygmaea) was a primate native to Earth.

In 2370, Data speculated that Captain Jean-Luc Picard might be transformed into an early form of primate, similar to a lemur or pygmy marmoset, by Barclay's Protomorphosis Syndrome. ()

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de:Zwergpinseläffchen
Earth animals