178 Howarth : The Ice-horne Boulders of Yorkshire. 



REPORT OF THE EAST RIDING BOULDER COMMITTEE, 

 SEPTEMBER ist, 1896. 



The Committee, since the presentation of the report 

 (page 6), have noted upwards of 2,600 boulders, chiefly irt 

 Holderness. 



Table AA. — Gives the results of the systematic survey of boulders 

 in situ in the cliff's of Holderness between Spurn and 

 Bridlington. 



Table BB. — Gives an analysis of three representative beacb 

 groups. 



Table CC. — Refers to Red Cliff (N. Ferriby), and is similar 

 to AA. 



Table DD. — Refers to Redcar and Saltburn, and is similar 

 to AA. 



The remainder of the report consists of notes of inland 

 erratics. 



Three typical groups of boulders on the beach of the Holder- 

 ness coast, illustrating the Selective and Arranging power of the. 

 waves. 



TABLE BB. 



BOULDERS 



OF 



. One Foot and Upwards 

 IN Diameter. 



On the beach between 

 Bridlington & Skipsea. 

 T. Sheppard. 



On the beach just South 

 of Withernsea. 



J. Stears, M. Carmichael, 

 W. S. Parrish. 



On the beach near 

 Earl's Dyke. 

 T. Sheppard, 

 J. W. Stather. 







Group L 



Group n. 



Group IIL 





Carboniferous limestone ... 



12 



52 



210 



274 



Sandstone, Grits, etc. ) 

 (Probably all Carboniferous) j 



134 



9 



40 



183 



Lias ... ... ... ;.. 



0 



1 



8 



9 



Chalk and Flint ... ... ... ... 



In large 

 numbers 



1- 



3 



4 



Other Mesozoic rocks ... ... ... 





4 



3 



7 ^ 



Basalts, etc. 



2 



42 



485 



259 



Granites, etc. ... ... 







29 



29 



Totals ... 



148 



T09 



77S 





Naturalist, 



