Primary culture of identified neurones from a cnidarian

By JAN PRZYSIEZNIAK AND ANDREW N. SPENCER

J. exp. Biol. 142, 97−113.

Materials and methods The fifth line from the bottom of the second paragraph reads ‘digestion in collagenase (…) at 100 unitsml−1…’. The concentration of collagenase should be 1000 units ml−1.

Kinematic analysis of symmetrical flight manoeuvres of Odonata

By G. RÜPPELL

J. exp. Biol. 144, 13−42.

Due to a printer’s error, Fig. 10 on p. 33 was reversed. A loose-leaf insertion of the corrected page can be found in this volume.

University Microfilms International

300 North Zeeb Road, Dept. P.R., Ann Arbor, MI. 48106