Evolution of the Silurian and Devonian graptoloids /

Bibliographic Details
Main Author:	Rickards, Barrie
Other Authors:	Hutt, Jana E. (Jana Elizabeth), Berry, William B. N.
Format:	Book
Language:	English
Published:	London : British Museum (Natural History), 1977.
Series:	Bulletin of the British Museum (Natural History). Geology series ; v. 28, no. 1.
Subjects:	Graptolites. Paleontology > Silurian. Paleontology > Devonian.

Description
Item Description:	Includes index.
Physical Description:	120 pages, 6 leaves of plates : illustrations ; 24 cm.
Bibliography:	Bibliography: pages 109-114.
ISSN:	0007-1471