Ordovician Trilobites

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Raymondites longispinus (Walcott 1876)

[Glabella and Partial Cephalon with Brachiopod Fragments in Limestone]

Ordovician - Blackriverian
Platteville Formation
Mifflin Member

Grant County
WISCONSIN
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Norinia convexa (Troedson 1937)

[Near-Complete in Calcareous Shale]

Ordovician
Yinchufu Series

Yongshun

Hunan Province
CHINA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz