Can anyone identify the following images ?

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Can anybody hlp me to identify the attached image ???

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Marc Philippe

no more hint ?

A scale would be useful.

It does not look like a part of a plant, despite that the second image suggests a moss capsule

Syed Abbas Jafar

Debasish:

Kindly provide scale and the source of material and associated biota with these specimens.

Best

Syed

Vassilis Doucas

Intriguing, I guess a kind of jellyfish medusa (like Chrysaora hysoscella, also known as the compass jellyfish) with the aboral surface clustered - image4 !?