154 REPORTS ON THE STATE OF SCIENCE. 



Merioneth. — Photographed by Professor S. H. Keynolds, M.A., F.6.S., 

 The University, Bristol. 1/4. 

 Regd. 

 No. 



5048 (06, 90) Cwm Bychan, nr. Harlech Harlech Grits. 1906. 



Montgomery. — Photographed by Godfrey Bingley, Thomichurst, 



Headingley, Leeds. 1/4. 



5049 (8106) Llangynog .... Upper portion of volcanic neck. 1908. 



5050 (8109) Pennant Valley, Llangynog 1908. 



5051 (8110) Llangynog .... Lower portion of volcanic neck. 1908. 



5052 (8117) „ .... Volcanic neck. 1908. 



Pembroke. — Photographed by Professor S. H. Keynolds, M.A., F.G.S., 



The University, Bristol. 1/4. 



5053 (05, 71) Coast S.E. of Nun's Cambrian Sandstone and Basal Con- 



Chapel, St. Davids. glomerate, also Pebidian. 1905. 



5054 (05, 73) Nun's Chapel, St. Davids Weathered surface of Basal Conglomerate 



of Cambrian. 1905. 



5055 (09,1) Old Castle Head, Tenby . Gullies eroded along Shale bands in ver- 



tical O.R.S. 1909. 



5056 (09, 2) „ „ . Gullies eroded along Shale bands in ver- 



tical O.R.S. 1909. 



5057 (09, 3) Skrinlde Haven, Tenby . Top of O.R.S. (left) and base of Car- 



boniferous (right). 1909. 



5058 (09, 4) „ „ . Arch eroded along bedding planes of 



vertical Carboniferous Limestone. 1909. 



5059 (09, 5) Old Castle Head, Tenby . Cracks in ' race ' beds. 1909. 



5060 (09, 6) W. of Lydstep, Tenby . Gash-Breccia and sea cave. 1909. 



5061 (09, 7) Stackpole Quay, Tenby . Anticline in Carboniferous Limcstono 



(hor. C). 1909. 



5062 (09, 8) Wrcckrleld Quarry, Tenby Limestone full of Produckis gigantcus. 



1909. 



5063 (09, 10) Bullslaughtcr Bay, Stack Gash-Breccia. 1909. 



Rocks. 



5064 (09, 11) Near Bullslaughter Bay, Chert in Carboniferous Limestone. 1909. 



Stack Rocks. 



5065 (09, 12) Near Bullslaughter Bay, 



Stack Rocks. 



5066 (09,14) Stack Rocks, W. of Tenby Marine erosion of Carboniferous Lime- 



stone. 1909. 



5067 (09, 18) „ „ Marino erosion of Carboniferous Lime- 



stone. 1909. 



5068 (09, 19) Skrinlde Haven, Tenby . Sea caves. 1909. 



5069 (09, 20) Near Skrinkle Haven, Erosion along bedding planes of vertical 



Tenby. Carboniferous Limestone. 1909. 



5070 (09, 21) Cliffs, N. side of Skrinkle Vertical Carboniferous Limestone. 1909. 



Haven, Tenby. 



Radnor.— Photographed by Professor S. H. Reynolds, M.A., F.G.S., 



The University, Bristol. 1/4. 



5071 (05, 65) Caban Coch, Rhyader . Llandovery Conglomerate. 1905. 



5072 (05, 66) „ „ . Cleaved Slate band in Llandovery Con- 



glomerate. 1905. 



5073 (05, 67) „ „ Section of Llandovery. 1905. 



5074 (05, 69) Pont Hyllf an, Elan Valley, Pot-holes. 1905. 



Rhyader. 



5075 (05, 70) Pont Hyllfan, Elan Valley, „ „ 



Rhyader, 



