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Peronopsis interstrictus

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Peronopsis interstrictus

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A single Peronopsis trilobite resting on a piece of the Wheeler Shale from Utah.


Peronopsis interstrictus (White, 1874)
Middle Cambrian (505 Million Years)

Bolaspidella-zone; Wheeler Shale Formation, Antelope Spring, House Range, Utah

These diminutive Agnostid trilobites are some of the most bizarre looking in the trilobite record. Found commonly in what is known as the "Bolaspidella Zone", for the mass quantity of Bolaspidella specimens found amongst the Elrathia and other species known from the Cambrian fauna.

Size : 1 x 0.5 cm
1 inch = 2.54 cm