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  • Żaneta Hulist posted a new specimen in the group Group logo of What is it?What is it? from the myFOSSIL app 6 months, 1 week ago

    6 months, 1 week ago
    6 months, 1 week ago

    Żaneta Hulist has contributed specimen mFeM 104975 to myFOSSIL!

    • Those may be stromatoporids, which were important reef building sponges during the Silurian-Devonian. They have distinctive mounds, called mamelons. That is just a guess though. If you have any locality data or evidence that this comes from the Silurian or Devonian, that might be helpful.