Paleozoic Corals
Photographed by Michael P. Klimetz
Favosites billingsi

Devonian

Ontario
CANADA
Photographed by Michael P. Klimetz
Alveolites goldfussi

Devonian
Ontario
CANADA
Photographed by Michael P. Klimetz
Alveolites goldfussi

Devonian
Ontario
CANADA
Foerstephyllum halli

Ordovician

Ontario
CANADA
Photographed by Michael P. Klimetz
Favosites hamiltonae

Devonian

PENNSYLVANIA
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Favosites turbinatus

Devonian

PENNSYLVANIA
Photographed by Michael P. Klimetz
Amplexus hamiltonae

Devonian

PENNSYLVANIA
Photographed by Ronald Garney
Canina arcuata

Mississippian

NEW MEXICO
Photographed by Michael P. Klimetz
Amplexizaphrentis pellaensis

Mississippian

Oskaloosa
IOWA
Photographed by Michael P. Klimetz
Amplexizaphrentis pellaensis

Mississippian

Oskaloosa
IOWA
Photographed by Michael P. Klimetz
Eridophyllum archiaci

Devonian

Retsof
NEW YORK
Photographed by Michael P. Klimetz
Eridophyllum archiaci

Devonian

Retsof
NEW YORK
Photographed by Michael P. Klimetz
Crantaniophyllum sp.

Pennsylvanian

Millard County
UTAH
Photographed by Michael P. Klimetz
Favosites gothlandicus

Silurian

UNITED KINGDOM
Photographed by Michael P. Klimetz
Hexagonaria sp.

Devonian

MICHIGAN
Photographed by Michael P. Klimetz
Photographed by Michael P. Klimetz
Favosites placenta

Devonian

NEW YORK
Photographed by Michael P. Klimetz
Zaphrentis sp.
[Pyritized]

Lower Devonian

Bundenbach
GERMANY
Photographed by Michael P. Klimetz
Zaphrentis sp.
[Pyritized]

Lower Devonian

Bundenbach
GERMANY
Photographed by Michael P. Klimetz
Favosites sp.

Silurian-Wenlockian

Dudley

Worcestershire
UNITED KINGDOM
Photographed by Michael P. Klimetz
Halysites sp.

Silurian

Shropshire
UNITED KINGDOM