Paleozoic Sponges
Photographed by Michael P. Klimetz
Chancelloria pentacta
(Putative Sponge)

Middle Cambrian
Wheeler Formation

UTAH
Photographed by Michael P. Klimetz
Diagonella sp.

Cambrian
Marjum Formation

UTAH
Photographed by Michael P. Klimetz

Wewokella contorta (King)

Pennsylvanian

Thrifty Formation
Speck Mountain Limestone

Young County
TEXAS
Photographed by Michael P. Klimetz

Amblysiphonella proserri
(Clark)

Permian

Moran Formation
Wolfcamp Series

McCulloch County
TEXAS
Photographed by Michael P. Klimetz

Hydnoceras sp.
[Glass Sponge]

Upper Devonian

Avoca

Steuben County
NEW YORK
Photographed by Michael P. Klimetz

Hydnoceras sp.
[Glass Sponge]

Upper Devonian

Avoca

Steuben County
NEW YORK
Hydnoceras sp.
[Sketch]
Photographed by Michael P. Klimetz

Wewokella solula

Pennsylvanian

Wizard Wells

TEXAS
Photographed by Michael P. Klimetz

Regispongia sp.

Mississippian - Chesterian
Bangor Limestone

ALABAMA
Photographed by Michael P. Klimetz

Astylomanon cratera

Upper Silurian
Beech River Member
Brownsport Formation

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Astylospongia praemorsa

Upper Silurian
Beech River Member
Brownsport Formation

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Carpospongia glandulosum

Upper Silurian
Beech River Member
Brownsport Formation

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Cayospongia juglans

Upper Silurian
Beech River Member
Brownsport Formation

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Hindia fibrosa

Upper Silurian
Beech River Member
Brownsport Formation

Bath Springs

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Astylospongia bulbosum [Roemer]

Middle Silurian-Wenlockian
Beech River Member
Brownsport Group

Bath Springs

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Astylospongia bulbosum [Roemer]

Middle Silurian-Wenlockian
Beech River Member
Brownsport Group

Bath Springs

Decatur County
TENNESSEE
Photographed by Michael P. Klimetz

Brooksella alternata

Cambrian
Conasauga Formation

Rome

Floyd County
GEORGIA
Photographed by Michael P. Klimetz

Brooksella alternata

Cambrian
Conasauga Formation

Rome

Floyd County
GEORGIA
Photographed by Michael P. Klimetz

Brooksella alternata

Cambrian
Conasauga Formation

Rome

Floyd County
GEORGIA
Photographed by Michael P. Klimetz

Eiffelia sp.
[Calcareous Sponge]

Cambrian
Conasauga Formation

Rome

Floyd County
GEORGIA
Photographed by Michael P. Klimetz

Eiffelia sp.
[Calcareous Sponge]

Cambrian
Conasauga Formation

Rome

Floyd County
GEORGIA
Photographed by Michael P. Klimetz

Eiffelia sp.
[Calcareous Sponge]

Cambrian
Conasauga Formation

Rome

Floyd County
GEORGIA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Indeterminate


Mississippian
Bear Gulch Limestone
Heath Shale Formation

Fergus County
MONTANA
Photographed by Michael P. Klimetz

Heliospongia ramosa (King)


Pennsylvanian-Missourian
Brownwood Shale
Grayford Formation

Wise County
TEXAS
Photographed by Michael P. Klimetz

Heliospongia ramosa (King)


Pennsylvanian-Missourian
Brownwood Shale
Grayford Formation

Wise County
TEXAS
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