Zimmermann on caudal respiration, [435]

Zittel, figure from, [276]

Zygaena embryo, [151]

Zygopterides, [417], [426];

nymphs, [422]

END OF VOL. V

Printed by R. & R. Clark, Limited, Edinburgh.

THE CAMBRIDGE NATURAL HISTORY.

EDITED BY

S. F. HARMER, M.A.,