128 BRITISH PALAEOZOIC PHYLLOCARIDA. 



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



Pebmian. 



7. Upper Coals aud Ironstone Ell Coal, Rutberglen. 



6. Millstoue-gi'it or Moor-rock. 





P 



§^ 



W 



i5 



o 

 2 



gg r5. Upper Limestone Group Auchenbeg. Lestnahagow. Orchard and Rob- 



roystone, near Glasgow. 



'A o 



S a S 4 i Middle Limestone Group or ( Fossil Ironstone. Edge Coal series. Inker- 



g g j^ T ■ (^ Lower Coal and Ironstone Group ( mann Ironstone pits, near Paisley. 



PS jq I /' Calderwood, East Kilbride. Eaes Gill, Car- 



~ Ls. Lower Limestone Group -; xr -A • -u- i i. ivt • jn • i 



' ; Hosie,Lanipsie,J±urlet, Main, and Craigeuglea 



(^ Limestones. 



o 15 ^ ^2. Upper or Cement-stone Group Ardross, Fire. Kirktonholra Works, Glebe 



Quarr_v, &c., East Kilbride District. 



rt o =" I 



M H f ) 

 cu a: ^ -; 



M s ^ ) (Burdiehouse, near Edinburgb.) 





(. 



Lower or Red Sandstone Group Caruiicbael Burn, near Lanark. 



Old Red Sandstone. 



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

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

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

 collections in Scotland and elsewhere. For this we sincerely thank Sir A. Geikie, 

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

 T. McKenny Hughes, Keeper of the Woodwardiau Museum, University of 

 Cambridge ; the Trustees of the Griifith 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. E. 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 i-eplies to inquiries, and 

 with other useful information. 



Dr. Scouler'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, juu., 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. 



