Mayfly - laval stage (Ephemeroptera)
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Here is a nice laval stage of a mayfly that is about 14 mm long.
|Nova Olinda, Ceara, Brasilien|
|Size of stone:||about 80 x 85 mm mm|
|Age:||Lower Cretaceous, Santana Fm., Crato Member (about. 125 Mill. years)|
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