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Trilobite Conocoryphe cirina – Rejkovice, CZ

Locality: Rejkovice, Czech republic
Weight: 68,5g and 23g
Dimensions: 5,7 x 4,9 x 1,6 cm and 5 x 2,9 x 1,3 cm
Age: Cambrian (505 million years)
Positive and negative