J. Exp. Biol. 53, p. 669

Berlind, A., Cooke, I. M. and Goldstone, Martha W.

‘Do the monoamines in crab pericardial organs play a role in peptide neurosecretion ?’

Plate 1 facing p. 677.

The photomicrograph on the right should be labelled A and that on the left should be labelled B.