Volume Vii.

=Hemichordata=, by S. F. HARMER, Sc.D., F.R.S.; =Ascidians and Amphioxus=, by W. A. HERDMAN, D.Sc., F.R.S.; =Fishes= (=exclusive of the Systematic Account of Teleostei=), by T. W. BRIDGE, Sc.D., F.R.S.; =Fishes= (=Systematic Account of Teleostei=), by G. A. BOULENGER, F.R.S.

ATHENÆUM.—“All who take a serious interest in the advance of ichthyology will find this a fascinating book.”