Very Rare Utah Marjumia callas Trilobite

Marjumia callas

Class Trilobita, Trilobite Order Ptychopariida, Family Marjumiidae

Geological Time: Middle Cambrian

Size: 43 mm

Fossil Site: Marjum Formation, House Range, Utah

Marjumia callasMarjumia callas is one of the rarer trilobites from the Marjum Formation which is noted for a larger diversity of Middle Cambrian trilobites, and particularly those from the extremely diverse Order Ptychopariida. This is one of the most detailed and articulate specimens ever discovered.

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