'This book is adapted from [the part-work] "Purnell's encyclopedia of animal life"' - Contents.
Col. ill. on lining papers.
Originally published: in 96 weekly parts as 'Purnell's encyclopedia of animal life'. London : B.P.C. Publishing, 1968-1970.
Includes index.
Encyclopedia of reptiles, amphibians & other cold-blooded animals. ISBN 0706404580. Published by Octopus Books in 1975. Publication and catalogue information, links to buy online and reader comments.