Ordovician Trilobites

Page 8
Isotelus maximus

[Partials in Shale]

Upper Ordovician
Arnheim Formation

Mt. Orab

Brown County
OHIO
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
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Prionocheilus mendax

[Near-Complete in Shale]

Middle Ordovician
Lower Llanvirnian-Abereiddian Stage
artus Biozone
Hope Shales

Minsterley

Shropshire
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
Flexicalymene retrorsa

[Enrolled in Calcareous Shale]

Upper Ordovician
Arnheim Formation

Mt. Orab

Brown County
OHIO
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
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Pseudogygites lattimarginatus

[Near-Complete in Calcareous Shale]

Ordovician
Collingwood Member
Lindsay Formation

Bowmanville

Ontario
CANADA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Ampyx priscus (Thoral, 1935)

[Multiples in Matrix]

Lower Ordovician-Upper Tremadocian

Beni Zoli

Zagora
MOROCCO
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
Colpocoryphe bohemica (Vaněk, 1965)

[Near-Complete in Shale Nodule]

Ordovician
Sárka Formation

Díly
CZECH REPUBLIC
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Euloma cf. filacovi (Bergeron, 1888)

[Complete in Siltstone]

Lower Ordovician-Floian
Fezouata Formation

Draa Valley

Zagora
MOROCCO
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Bathyurus superbus

[Pygidium on Matrix]

Upper Ordovician
Gull River Formation

Orilla

Ontario
CANADA
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
Ogygiocarella angustissima

[Complete on Matrix]

Ordovician-Llandelian

Orilla

Wales
UNITED KINGDOM
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Lloydolithus ornatus

[Near Complete on Matrix]

Middle Ordovician
Middleton Formation

Betton Quarry

Shropshire
UNITED KINGDOM
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz