Download or read book The Fossil Crinoid Genus Dolatocrinus and Its Allies written by Frank Springer and published by . This book was released on 1921 with total page 100 pages. Available in PDF, EPUB and Kindle. Book excerpt: This bulletin results from studies begun many years ago to clarify the record of the crinoid forms discussed herein and the confusion growing out of the excessive activity of some authors in species making.