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Viewing website implies consent to set cookies on your computer. Full details Swaledale and Arkengarthdale Archaeology Group
Registered Charitable Incorporated Organisation Number 1155775
SWAAG Honorary President:
Tim Laurie FSA

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 *****SWAAG_ID***** 225
 Date Entered 12/06/2011
 Updated on 02/09/2012
 Recorded by Tim Laurie
 Category Geological Record
 Record Type Geological HER
 SWAAG Site Name 
 Site Type 
 Site Name 
 Site Description 
 Site Access Public Access Land
 Record Date 01/01/2005
 Location Clapgate Scar
 Civil Parish Marske
 Brit. National Grid NZ 1165 0260
 Geology Richmond Cherts. Block talus below cliff.
 Record Name Hyalostelia smithii
 Record Description Lower Carboniferous sponge. Type Site. British palaeozoic Fossils. Plate 41.(Fig.1).
 Dimensions See photos.
 Geographical area 
 Scientific Name 
 Common / Notable Species 
 Tree and / or Stem Girth 
 Tree: Position / Form / Status 
 Tree Site ID 0
 Associated Site SWAAG ID 0
 Additional Notes These remarkably well preserved fossil sponge remains are visible on the surface of large slabs as very long curving bunched siliceous chord like structures. The string like structures are apparently linked, see Photo796.
 Image 1 ID 794         Click image to enlarge
 Image 1 Description Hyalostelia smithi.
 Image 2 ID 795         Click image to enlarge
 Image 2 Description 
 Image 3 ID 796         Click image to enlarge
 Image 3 Description 
 Image 4 ID 797         Click image to enlarge
 Image 4 Description 
 Image 5 ID 798         Click image to enlarge
 Image 5 Description Clapgate Scar with remains of elder.
 Image 6 ID 799         Click image to enlarge
 Image 6 Description View from Clapgate Scar with gulls.
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