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David van der Mark became a registered member 2 years, 6 months ago
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David van der Mark posted a new specimen in the group What is it? from the myFOSSIL app 2 years, 7 months ago
2 years, 7 months ago2 years, 7 months agoDavid van der Mark has contributed specimen mFeM 108574 to myFOSSIL!
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David van der Mark joined the group Beach Fossils 2 years, 7 months ago
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David van der Mark joined the group Paleoart Appreciation 2 years, 7 months ago
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David van der Mark joined the group What is it? 2 years, 7 months ago
2 years, 7 months ago2 years, 7 months ago