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Up for auction is a truly exceptional and highly coveted addition to any serious paleontological collection:
Specimen: Very rare , big specimen of beautifully preserved Lower Carboniferous - Mississippian trilobite fossil :
Archegonus ( Phillibole ) aprathensis richteri RICHTER, 1937
Locality: Poland, Lower Sielsian Basin , very detailed data will be send with specimen
Stratigraphy: Lower Carboniferous, Mississippian Subsystem, Viséan Stage
Age: approx. 340 myo
Matrix dimensions: ca. 10,0 x 7,5 x 2,5 cm , ( white square on pictures is 1,0 x 1,0 cm )
ca. 3,94 x 2,95 x 0,98 in ( white square on pictures is 0,39 x 0,39 in )
Description:
Very rare specimen of beautifully preserved Lower Carboniferous - Mississippian trilobite fossil - big individual !
Archegonus ( Phillibole ) aprathensis richteri RICHTER, 1937
One of the Last Trilobites in Earth's History: Archegonus belongs to the order Proetida, the very last group of trilobites to survive. This specimen represents one of the final evolutionary chapters of these amazing creatures before their complete extinction at the end of the Permian period. Owning this fossil means owning a piece of the ultimate twilight era of the trilobite kingdom.