Burlington Crinoids: Uperocrinus pyriformis & Physetocrinus ventricosus Top row: Uperocrinus pyriformis & Physetocrinus ventricosus Bottom Row: U. pyriformis - P. ventricosus - P. ventricosus - U. pyriformis Click on picture to Go-Back
Burlington Crinoids: Uperocrinus pyriformis & Physetocrinus ventricosus
Top row: Uperocrinus pyriformis & Physetocrinus ventricosus Bottom Row: U. pyriformis - P. ventricosus - P. ventricosus - U. pyriformis
Click on picture to Go-Back