128 BRITISH PALEOZOIC PHYLLOCARIDA. 



Table of the Geological Horizons and some of their Localities in Western Scotland. 



Peemian. 



7. Upper Coals aud Ironstone Ell Coal, Eutherglen. 



6. Millstone-grit or Moor-rock. 



P 



w 



M 



O 



o 



r5. Upper Limestone Group Auchenbeg. Lesmahagow. Orchard and Rob- 



roystone, near Glasgow. 

 ( Middle Limestone Group or ( Possil Ironstone. Edge Coal series. Inker- 



( Lower Coal aud Ironstone Group ( mann Ironstone pits, near Paisley. 



05 

 P 



o w 



« % . 



^ O ED 



ti, ex W 



g 3 «§ 1 



« u} fCalderwood, East Kilbride. Eaes Gill, Car- 



L.3. Lower Limestone Group -< u -A • -i_r i 4. t»t„: jn • i 



1 y Hosie,Campsie,liurlet, Main, and Craigenglen 



V. Limestones. 



2. Upper or Cement-stone Group Ardross, Fife. Kirktonholm Works, Glebe 



Quarry, &c, East Kilbride District. 

 w « g ~) (Burdiehouse, near Edinburgh.) 



2 5 ^ vl- Lower or Red Sandstone Group Carmiehael Burn, near Lanark. 



p « 

 ° ^ ^ r 



ti ryl ., < 



Olb Ked Sandstone. 



Besides the large series of specimens of Dithyrocaris in the British Museum 

 (Natural-History Branch) we have had opportunity given to us hy the Keepers of 

 other Museums, and by private individuals, of studying their many valuable 

 collections in Scotland and elsewhere. For this we sincerely thank Sir A. G-eikie, 

 Director of the Museum of Practical Geology and the Geological Survey ; Prof. 

 T. McKeuny Hughes, Keeper of the Woodwardian Museum, University of 

 Cambridge ; the Trustees of the Griffith Collection, Dublin ; Dr. R. H. Traquair, 

 Director of the Edinburgh Museum of Science and Art ; Messrs. B. N. Peach and 

 J. G. Goodchild, of the Geological Survey of Scotland ; the Trustees of the 

 Andersoniau Museum, Technical College, Glasgow ; Dr. John Young, of the 

 Hunterian Museum, Glasgow; Mr. James Neilson, of Glasgow; Mr. R. Dunlop, 

 of Airdrie ; Mr. J. Dunn, of Redesdale ; Mr. B. J. Garwood, F.G.S., Trinity 

 College, Cambridge; Mr. P. F. Kendall, F.G.S., Leeds; Dr. W. Hind, F.G.S., 

 Stoke-on-Trent, and others who have favoured us with replies to inquiries, and 

 with other useful information. 



Dr. Scolder's original specimens have been lent by the Trustees of the 

 Andersonian Museum ; some of J. E. Portlock's type-specimens have been studied 

 among those lent from the Museum of Practical Geology ; the specimens described 

 in 1871-4 by Woodward and Etheridge, jun., are included in the Collection of the 

 Geological Survey of Scotland ; and other rare and valuable fossils have been 

 confided to our care by Prof. McKenny Hughes, Dr. Traquair, and the other kind 

 helpers named above. 



