US$ 727.50
Nocona Formation
whereas juveniles frequently gathered in large groups
dimensions: 1
which may be used and disseminated with proper attribution
Ammonites lived in the Bearpaw Sea during the Late Cretaceous period
Fossil Fern | Alethopteris grandini | Kansas Small Nocona FormationAlethopteris 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
US$ 727.50
US$ 6050.00
US$ 21.00
US$ 50.89