Page 
Imms, Augustus Daniel, M.A., D.Sc. See Altson, A. M. ; Frew, J. G. H. 
O'DoNOGHUE, Ohaeles H., D.Sc, F.R.S.C, Professor of Zoology, University of 
Manitoba, Canada. Report on Opistliobrancliiata from the Abrolhos 
Islands, Western Australia, with Description of a new parasitic 
Copepod. (Communicated by Prof. W. J. Dakin, D.Sc, F.L.S.) 
(Plates 27-30.) 521 
Sandon, H. Some Protozoa from the Soils and Mosses of Spitsbergen. 
Results of the Oxford University Expedition to Spitsbergen, No. 27. 
(Communicated by D. Ward Cutler, F.L.S.) (Plate 24, and 6 Text- 
figures.) 449 
Tattersall, William, D.Sc, Keeper of tlie Manchester Museum. The Percy 
Sladen Trust Expeditions to the Abrolhos Islands (Indian Ocean), 
under the Leadership of Prof. W. J. Dakin, F.L.S., F.Z.S. — Amphipoda 
and Isopoda. (Communicated by Prof. W. J. Dakin, F.L.S.) (Plates 
1-3.) 1 
Tillyard, Robin John, M.A. (Cantab.), D.Sc. (Sydney), F.L.S., C.M.Z.S., 
F.E.S., Entomologist and Chief of the Biological Department, Caw- 
thron Institute, Nelson, N.Z. The Wing-Venation of the Order 
Plectoptera or Mayflies. (With 10 Text-figures.) 143 
Watson, David Meredith Seares, F.R.S., and E. L. Gill, M.Sc. The 
Structure of Certain Palaeozoic Dipnoi. (Communicated by Prof. E. S. 
Goodrich, F.R.S., Sec.L.S.) (With 34 Text-figures.) : 163 
