Leonaspis Trilobite fossil Specimen 3 Stationery Grab it in convenient retail

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allowing for the iridescent effect to be seen in fossils

Petroleum Quartz is an intriguing specimen

the Isurus praecurser (Macrorhizodus praecursor) genus branches from the makos

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Leonaspis Trilobite fossil Specimen 3 Stationery Grab it in convenient retail2. 5x2" The Leonaspis trilobite has spines for days, and thats one of the many reasons we love carrying them. The way this specimen has been preserved makes it look like it is slowly sifting through silt on the ocean floor, and thats probably not far off from what it actually did during its life. Its a snapshot from the Late Devonian to Carboniferous periods (roughly 360300 million years ago), when these spiky buddies thrived. Speaking of the spines,