Memoirs of the Geological Survey of Great Britain: Palaeontology

Front Cover
H.M. Stationery Office, 1928 - Paleontology

From inside the book

Other editions - View all

Common terms and phrases

Popular passages

Page 520 - PORTLOCK.- REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY, and of Parts of Tyrone and Fermanagh, examined and described under the Authority of the Master-General and Board of Ordnance. By JE PORTLOCK, FRS &c.
Page 520 - FREDERICK M°CoY, FGS One vol., Royal 410. Plates, /i. is. A CATALOGUE OF THE COLLECTION OF CAMBRIAN AND SILURIAN FOSSILS contained in the Geological Museum of the University of Cambridge, by JW SALTER, FGS With a Portrait of PROFESSOR SEDGWICK.
Page 439 - Ordovician and Silurian Brachiopoda of the Girvan District." Trans. Roy. Soc. Edin. vol. li. pp. 795-998. FLATTELY, FW, & WALTON, CL 1922. ' The Biology of the Sea-Shore.
Page 475 - The Kuckers stage of the Ordovician rocks of NE Estonia. Acta et Comment.
Page 491 - A Catalogue of the Cambrian and Silurian Fossils in the Museum of Practical Geology.
Page 382 - Brachial valve slightly concave ; cardinal area comparatively high ; the delthynum filled by the cardinal process, which, as viewed from behind, is divided by a median groove for its entire height. On the cardinal margin this process is double but less conspicuous than the crural plates, which are arched and highly elevated above the hinge-line. They are short, terminate abruptly, and inclose deep sockets. The visceral area is flattened or concave, its anterior margin forming a double curve, from...
Page 452 - Palaeontological Appendix to Professor John Phillips' Memoir on the Malvern Hills, etc.,
Page 519 - Strophomena and other Fossils from Cincinnatian and Mohawkian Horizons, chiefly in Ohio, Indiana, and Kentucky. Bull. Sci. Lab. Denison Univ. Vol.
Page 365 - JOHN S. FLETT, Director. Geological Survey Office, 28, Jermyn Street, London, SWI CONTENTS PAGE PREFACE BY THE DIRECTOR iii LIST OF ILLUSTRATIONS v CHAPTER I.
Page 382 - ... process is double but less conspicuous than the crural plates, which are arched and highly elevated above the hinge-line. They are short, terminate abruptly, and inclose deep sockets. The visceral area is flattened or concave, its anterior margin forming a double curve, from which line the surface of the valve is abruptly deflected. This visceral area is divided by a broad median ridge and its surface covered with fine, sharp radiating lines which end at the line of deflection.

Bibliographic information