secretary's report. 
109 
James Spencer, " Ou the Affinities of Dadoxylon and Cordaites." 
B. Holgate, F.G.S., " On the mode of Deposition of the Carboniferous 
Strata, near Leeds." 
Thomas Tate, F.G.S., " Yorkshire Petrology : the Cleveland Dyke." 
Rev. E. Jones, " Report on the Investigation of Elbolton Cave, near 
Skipton." 
A. Smith Woodward, F.G.S., "The Hybodont and Cestraciont Sharks 
of the Cretaceous Period." 
As in previous years it is with pleasure that the indebtedness of 
the Society is expressed to those gentlemen who have acted as Local 
Secretaries. The following is a list of the Local Secretaries together 
with the districts which they represent : — 
Barnsley T. W. H. Mitchell, Barnsley. 
Bradford Thos. Tate, F.G.S., 5, Eldon Mount, Leeds. 
Bridlington G. W. Lamplugh, Bridlington Quay. 
Driffield Rev. E. Maule Cole, M.A., Wetwang, near York. 
Halifax Geo. Patchett, Junr., Halifax. 
Harrogate R. Peach, Harrogate. 
Huddersfield P. Sykes, 33, Estate Buildings, Huddersfield. 
Leyburnand Wensley- 
dale William Home, F. G. S. , Leyburn. 
Thirsk W. Gregson, Baldersby, Thirsk. 
York W. M. Platnauer, The Museum, York. 
This Society exchanges its proceedings for those of- the Societies 
whose names are appended. The thanks of the Society are hereby 
tendered to those Societies for their respective contributions. 
Essex Naturalists' Field Club. 
Norwich Geological Society. 
Memorias de la Sociedad Cientifica "Antonio Alzate," Mexico. 
Warwickshire Natural History and Archaeological Society. 
Royal Society of Tasmania, Van Dieman's Land. 
Royal Dublin Society. 
Royal Academy of Science, Stockholm, Sweden. 
Geological Association, Liverpool. 
Royal Historical and Archaeological Association of Ireland. 
Geologists' Association, London. 
Manchester Geological Society. 
Literary and Philosophical Society, Liverpool. 
Royal Institution of Cornwall. 
Royal Geological Society of Ireland. 
Midland Naturalist, Birmingham. 
