1903–4.

Hutton, Captain Frederick Wollaston, F.R.S.

1905–6.

Hector, Sir James, M.D. K.C.M.G., F.R.S.

1907–8.

Thomson, George Malcolm, F.L.S.

1909–10.

Hamilton, A.

1911–12.

Cheeseman, T. F., F.L.S., F.Z.S.

1913–14.

Chilton, C., M.A., D.Sc., LL.D., F.L.S., C.M.Z.S.

1915.

Petrie, D., M.A., Ph.D.

1916–17.

Benham, W. B., M.A., D.Sc., F.Z.S., F.R.S.

1918–19.

Cockayne, L., Ph.D., F.R.S., F.L.S., F.N.Z.Inst.

1920–21.

Easterfield, T H., M. A., Ph.D., F.N.Z.Inst.

1922–23.

Kirk, H. B., M.A., F.N.Z.Inst.