Excerpt from A Monograph of the Existing Crinoids, Vol. 1: The Comatulids, Part 3; Superfamily Comasterida In the introduction to Part 1 of Volume 1 (pp. 21 - 55) the evolution of the study of the systematic interrelationships of the comatulids was traced in detail up to the year 1910, but the history of the development of the scheme of classification now in use from its first inception in 1907 was reserved until the present time. The development of the knowledge of the interrelationships of the comatulids up to 1907 may be briefly recapitulated as follows. 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.

Excerpt from A Monograph of the Existing Crinoids, Vol. 1 Parts 3, 4, and 5 of Volume 1, Bulletin 82, include the systematic discussion of the species and higher groups of living comatulids, or unstalked crinoids. Part 3, published on March 21, 1931, included the account of the superfamily Comasterida. Part 4a, published on August 5, 1941, included the account of the superfamily Mariametrida, With the exception of the family Colobometridae. Part 4b, published on October 9, 1947, contained the account of the family Colobometridae of the superfamily Maria metrida, and of the families Tropiometridae, Calometridae, Ptilometridae, and Aster ometridae of the superfamily Tropiometrida. Part 40, the present one, is the concluding section of part 4. It is a continuation of Part 4b and includes the account of the two remaining families of the Tropiometrida, the Thalassometridae and the Charitomet ridae. Part 5, the concluding part of Volume 1, will be an account of the entire sub order Macrophreata. 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.

Excerpt from A Monograph of the Existing Crinoids, Vol. 1: The Comatulids Parts 3, 4, and 5 of Volume 1, Bulletin 82, include the systematic discussion of the species and higher groups of living comatulids, or unstalked crinoids. Part 3, published on March 21, 1931, included the account of the superfamily Comasterida. Part 4a, published on August 5, 1941, included the account of the superfamily Maria metrida, with the exception of the family Colobometridae. Part 4b, the present part, is a continuation of Part 4a and contains the account of the family Colobometridae of the superfamily Mariametrida, and of the families Tr0piometridae, Calometridae, Ptilometridae, and Asterometridae of the superfamily Tropiometrida. 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.

Excerpt from A Monograph of the Existing Crinoids, Vol. 1: The Comatulids; Part 5, Suborders Oligophreata (Concluded) And Macrophreata A. H. Clark, Five new genera and two new species of unstalked crinoids. Proc. Us. Nat. Mus, vol. 83, pp. 245 - 250, 1936. 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.

Excerpt from A Monograph of the Existing Crinoids, Vol. 1: The Comatulids; Part 4a;-Superfamily Mariametrida, Except the Family Colobometridae The arrangement of the families and higher groups adopted in the present work is given in Part 3, p. 65. 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.

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This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.