.25” Fossilized Ptychagnostus Gibbus Trilobite, RM896
.25” Fossilized Ptychagnostus Gibbus Trilobite, RM896
.25” Fossilized Ptychagnostus Gibbus Trilobite, RM896
.25” Fossilized Ptychagnostus Gibbus Trilobite, RM896
.25” Fossilized Ptychagnostus Gibbus Trilobite, RM896

.25” Fossilized Ptychagnostus Gibbus Trilobite, RM896

Regular price $9.99

Agnostida is an order of arthropod which have classically been seen as a group of highly modified trilobites. Like all Agnostina, they were eyeless and bore only two thoracic segments. This specimen was found in Canyon Mountains, Utah.

Period: Cambrian

Approximate dimensions: .25" 

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