Ordovician Trilobites
Page 11
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
Homotelus bromidensis (Esker)
[Partially Prepared Complete in Limestone]
Ordovician - Blackriverian
Bromide Formation
Pooleville Member
Geological Enterprises Quarry
Carter County
OKLAHOMA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Isotelus mafritzae
[Near Complete and Partially Disarticulated in Calcareous Shale]
Ordovician
Cobourg Formation
Colborne
Ontario
CANADA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Platycalymene duplicata (Murchison)
[Pygidium in Silty Shale]
Ordovician - Llanvirnian
Llanfawr Quarry
Llandrindod Wells
Wales
UNITED KINGDOM
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Ogyginus corndensis
[Impressions in Silty Shale]
Ordovician - Llanvirnian
Gilwern Quarry
Powys
Wales
UNITED KINGDOM
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Ampyxina bellatula
[Complete in Calcareous Sandstone]
Upper Ordovician
Maquoketa Formation
Pike County
MISSOURI
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Ormathops clariondi
[Near-Complete and Limonte-Coated in Calcareous Shale]
Ordovician
Bou Zeroual Formation
Anti-Atlas
MOROCCO
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Hoekaspis megacantha
[Near-Complete in Dark Calcareous Nodule]
Ordovician - Arenigian
Sella Formation
Pantimpampa
BOLIVIA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Triarthrus spinosus
[Multiple Pyritized in Black Shale]
Middle Ordovician
Billings Formation
Quebec
CANADA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Psilocephalina lubrica (Hsu)
[Partial in Siltstone]
Lower Ordovician
Yinchufu Series
Yongshun
Hunan Province
CHINA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Isotelus sp.
[Hypostome in Fossiliferous Limestone]
Middle Ordovician
Decorah/Galena Shale
Wangs
Goodhue County
MINNESOTA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Isotelus sp.
[Hypostome in Fossiliferous Clastic Limestone]
Middle Ordovician
Decorah Formation
Hannibal
Marion County
MISSOURI
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Atractopyge verrocosus
[Pygidium in Limestone]
Upper Ordovician - Ashgillian
Rhiewas Limestone
Bala
WALES
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
