An Introduction to the Study of the Brachiopoda, Vol. 2

An Introduction to the Study of the Brachiopoda, Vol. 2 : Intended as a Hand Book for the Use of Students (Classic Reprint)

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Excerpt from An Introduction to the Study of the Brachiopoda, Vol. 2: Intended as a Hand Book for the Use of Students The crura are long, straight and Slightly divergent; their union with the primary lamellae; of the spiral ribbon is at a broadly obtuse angle. The brachial coils are directed outward and upward toward the cardinal angles of the valves, and their variation in Size and direction is in keeping with the differences in the marginal outline of the Shell. The number of volutions of the ribbon exceeds that in any other genus of brachiopods. There is no jugum; its position, however, is indi cated. By a pair of short spinous processes originating on the primary lamellae soon after their junction with the crura, and which are directed inward with a slight convergence. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.show more

Product details

  • Paperback | 336 pages
  • 152 x 229 x 18mm | 449g
  • Forgotten Books
  • United States
  • English
  • , black & white illustrations
  • 0243206577
  • 9780243206575