When life flourished in ancient seas
Subtitle: the paleozoic era
By: Jean F. Blashfield and Richard P. Jacobs.
Contributors: Jacobs, Richard P.
Series: Prehistoric North America
Publisher: Heinemann Library
Published: 2006
Place of publication: Chicago
Language: eng
Subjects: Earth -- Juvenile literature
Genres: Juvenile literature.
Notes: Includes bibliographical references and index.
Table of contents: title: The scene at the beginning of the Paleozoic; title: The Cambrian explosion; title: The changing face of Laurentia; title: Warm shallow seas-where rocks were built; title: Warm shallow seas-where life evolved; title: Early Paleozoic chronology; title: Geologic time table.