Contributions to the palæontology of Iowa; being descriptions of new species of Crinoidea and other fossils. By James Hall, state geologist and palæontologist. ... report of Iowa. Pub. by authority of the Le
Publisher: Scholarly Publishing Office, University of Michigan Library
Published: December 20, 2005
Language: eng
Format: Paperback
Number of pages: 108
ISBN-13: 9781425506896
Subjects: History / United States / General
First sentence: BODY broadly turbinate below, spreading in a wide thickened rim at the bases of the arms; summit nearly flat at the margin, rising in a low dome towards the centre, and surmounted by a proboscis: base truncate, somewhat deeply excavated for the reception of the column.