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CARBONIFEROUS AND PERMIAN EORAMINIFERA. 



In a bed of limestone about 1000 feet below the " Great Limestone " [Scar] at 



4. FallowleeS — friable calcareous shale, containing large numbers of singularly 



perfect siliceous crystals. Material collected by Mr. W. Topley, F.G.S., 

 of the Geological Survey of England and Wales. 



In the " Four-fathom Limestone " [Yoredale] at 



5. Harlaw Hill, two miles north-east of Alnwick. Material collected by 



Mr. Topley. 



6. Brinkburil, Coquetdale ; from Mr. Topley. 



7. Forest Burn, Coquetdale ; from Mr. Topley. 



8. Elf hills Quarry, near Scot's Gap. Specimens first communicated by Sir 



Walter C. Trevelyan, Bt. 



9. Hallington. Material from Mr. Lebour. 



10. NewbrOUgh, near Fourstones. Material first collected by Mr. Lebour — 



locality, as in many other cases, subsequently visited by myself. 



11. Haydon Bridge district — various quarries on the north side of the 



South Tyne surveyed by Mr. Lebour. 



In the roof of the " Top Coal" of Newlon-on-the-Moor — a very variable bed of shale 

 above the " Four-fathom " and below the " Great " Limestone [Yoredale] at 



12. Newton-on-the-Moor. Collected by Mr. Topley. 



In the " Great Limestone " [Yoredale] at 



13. Newton-on-the-Moor. Also collected by Mr. Topley. 



14. Langley, above Haydon Bridge. One or or two microscopic sections of 



limestone in Mr. D. O. Drewett's collection. 



15. Green Leighton, the finest exposure of the Great Limestone — rich in 



corals, &c. List of species drawn up from the Rev. W. Howchin's 

 collection. 



In the shale lying immediately above the Great Limestone [Yoredale] at 



16. Fourstones Quarry, South Tyne. The Rev. W. Howchin has worked 



out the microzoa of this locality, and has not only furnished me with 

 material for examination, but allowed me the free use of the specimens in 

 his collection. 



