Fossil Fern | Alethopteris grandini | Kansas Small Ammonites lived in the Bearpaw

Ammonites lived in the Bearpaw Sea during the Late Cretaceous period

Despite their size difference

air-breathing predators that once dominated the seas

which may be used and disseminated with proper attribution

Fossil Fern | Alethopteris grandini | Kansas Small Ammonites lived in the BearpawAlethopteris grandini Pennsylvanian, Carboniferous Stranger Formation Franklin Co. Kansas Rick Rolater Collection Specimen measures approx. 4" x 1. 5" Matrix measures approx. 8. 5" x 6. 5" x 3" This spectacular fern specimen is very detailed and the preservation is impeccable. Alethopteris grandini is a classic and widely recognizable Pennsylvanian age seed fern (Pteridosperm) commonly found in the Carboniferous coal measures of North America and