Part and Counterpart
Perimecturus rapaxSubphylum Crustacea, Class Malacostraca, Subclass Hoplocarida, Order Palaeostomatopoda, Family Perimecturidae Geological Time: Mississippian (~ 320 million years old) Size: Fossil is 50 mm long by 20 mm across (maximum) Matrix: 130 mm by 90 mm and 160 mm by 115 mm pair Fossil Site: Heath Shale Formation, Bear Gulch Limestone, Fergus County, Montana Code: BGF564 Price: Sold |
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