Bell jar
A bell jar was a container used to hold scientific samples or used for displaying things.

The shopkeeper Garos had some stuffed bird-like creatures in a bell jar in his curio shop when he was visited by Jonathan Archer and  in 2151. ()

In 2364, a microbrain from Velara III was kept in a bell jar. William T. Riker referred to it as such when giving the order to the transporter chief to beam it back down to the planet's surface. ()

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