Asterophyllites

Photographed by Michael P. Klimetz

Carboniferous

Pas de Calais

FRANCE

Photographed by Michael P. Klimetz

Asterophyllites equisetiformis

Carboniferous

Bolton

Lancashire

UNITED KINGDOM

Photographed by Michael P. Klimetz

Asterophyllites equisetiformis

[Brogniart]

Carboniferous-Westphalian

Upper Silesia

POLAND

Photographed by Michael P. Klimetz

Asterophyllites longifolius

Pennsylvanian

Stranger Formation

Tonganoxie Sandstone

KANSAS

Photographed by Michael P. Klimetz

Asterophyllites longifolius

Pennsylvanian

Stranger Formation

Tonganoxie Sandstone

KANSAS

Photographed by Michael P. Klimetz

Asterophyllites longifolius

Pennsylvanian

Stranger Formation

Tonganoxie Sandstone

KANSAS

Photographed by Michael P. Klimetz

Asterophyllites sp.

Pennsylvanian

Breathitt Formation

Hyden

Leslie County

KENTUCKY