Four new pirasocrinid crinoids from the Ames Limestone, Pennsylvanian, of Brooke County, West Virginia
Published in Annals of the Carnegie Museum, in 1973, in volume 44, issue 10, pages 157-169
Date published:1973-12-31
Published in Annals of the Carnegie Museum, in 1973, in volume 44, issue 10, pages 157-169
Date published:1973-12-31