356 C. CALLAWAY ON THE NEWER GNEISSIC 



0. Direct proof of the overthrow of the Hebridean (p. 379). 



Section up the cascade from Dhuloch More. 



Section up the cascade from Dhuloch Beg. 



Section at the north end of Scounan More. 



Section across Coniveall. 



Section up Glen Coul. 



Ground between Coniveall and Glen Coul. 



Section on Camaloch. 



d. The " Upper Limestone " non-existent (p. 386). 



(a) The dolomite repeated. 



(b) Or a part of the Caledonian. 



e. The Caledonian brought over the Assvnt series by a reversed fault 

 (p. 389). 



The Knockan section. 



Sections on the north and south sides of Glen Coul. 



f. Structure of Assynt (p. 392). 



Scouuan, Brebag, Ben More, Ben Uarran, Cnoc-an-drein, Glasven, 



Ben Uie, Ben-na-Creisag, Ben-an-Uarran. 

 The Stronchrubie basin. 



Loch Emboli (p. 396). 



a. The " Granulite " of Nicol a lower division of the Caledonian (p. 396). 



b. The Assynt series folded back upon itself (p. 397). 



Structure of Druim-an-tenigh. 



Ground between Druim-an-tenigb and the sections on Camas-an-duin. 



Sections (three) on Camas-an-duin. 



Section in the ravine above the Free Church. 



Section above Emboli House. 



Section at Craig-na-faolin. 



Ground between Ben Arnaboll and Ben Heilem. 



Ground between Hope Ferry and Whitten Head. 



C. The Caledonian Gneiss brought over the inverted Assynt rocks by earth- 

 movements (p. 403). 



Structure of Ben Arnaboll. 



Junction south of the Arnaboll valley. 



Junction north of Hope Ferry. 



Ground between Drnim-an-tenigh and Ben Arnaboll. 



d. Outliers of the Assynt series on the Caledonian (p. 407). 



e. Granite not intrusive in the Assynt series (p. 408) . 



III. Igneous rocks (p. 408). 



1. Loch Ailsh group. 



2. Igneous rock of the Quartzite. 



3. Granite of Loch Erriboll and Durness. 



IV. Summary of results (p. 410). 



V. General considerations (p. 411). 



VI. Reply to objections (p. 412). 



Appendix. By Prof. T. G. Bonney (p. 414). 



Inteodtjction. 

 In the summer of 1880 I commenced an investigation into the 

 relations between the fossiliferous limestone of Durness and the 

 great gneissic series which was alleged to overlie it. A portion of 

 my first results I communicated to the Society in a paper* in which 

 * Quart. Journ. Geol. Soc. 1881, p. 239. 



