20 
PROCEEDINGS  OF  THE  GEOLOGICAL  SOCIETY.  May  1S93 
oeeicees. 
PRESIDENT, 
AY.  II.  Hudleston,  Esq.,  M.A.,  E.E.S.,  E.L.S. 
VICE-PRESIDENTS. 
Sir  Archibald  Geikie,  I). Sc..  LLJ).,  Eor.  Sec.  E.S. 
G.  J.  Hinde.  Ph.D. 
Prof.  J.  W.  Judd,  E.E.S. 
Henry  Woodward,  LL.D.,  E.E.S. 
SE  CRE  PARIES. 
J.  E.  Marr,  Esq.,  M.A.,  E.E.S. 
J.  J.  H.  Teall,  Esq.,  M.A.,  E.E.S. 
FOREIGN  SECRETARY. 
J.  W.  Hulke,  Esq.,  F.E.S. 
TREASURER. 
Prof.  T.  WEtshire,  M.A.,  E.L.S. 
COLMCLL. 
Prof.  J.  E.  Elake,  M.A. 
Prof.  T.  G.  Eonney,  D.Sc.,  LL.D., 
E.E.S. 
E.  Etheridge,  Esq.,  E.E.S. 
Sir  Archibald  Geikie,  D.Sc.,  LL.I)., 
Eor.  Sec.  E.S. 
Prof.  A.  H.  Green,  M.A.,  E.E.S. 
AEred  Harker,  Esq.,  M.A. 
H.  Hicks,  M.D.,  E.E.S. 
G.  J.  Hinde,  Ph.D. 
T.  A  .  Holmes,  Esq. 
AY.  H.  Hudieston,  Esq.,  M.A.,  E.E.S.. 
E.L.S. 
J.  YT.  Hulke,  Esq..  E.E.S. 
Prof.  J.  W.  Judd,  E.E.S. 
E.  Lydekker,  Esq.,  E.A. 
Lieut. -General  C.  A.  McMahon. 
J.  E.  Marr,  Esq.,  M.A..  E.E.S. 
H.  W.  Monc-kton,  Esq.,  E.L.S. 
Clement  Eeid.  Esq.,  E.L.S. 
E.  Eutley,  Esq. 
J.  J.  H.  TeaE,  Esq.,  M.A.,  E.E.S. 
Prof.  T.  WEtshire.  M.A..  E.L.S. 
Eey.  H.  H.  Winwood,  M.A. 
Henry  AYoodward,  LL.I)..  E.E.S. 
H.  E.  Woodward,  Esq. 
