TABLE OF CONTENTS. 



Page 



Bolton, Herbert. A New Species of J31attoid [Arcliimylacria) 



from the Keele Group (Raclstockiaii) of iShropsliire (Plate I) . . 23 



Chandler, Marjorie Elizabeth Jane. The Arctic Flora of 



the Cam Valley at Barnwell, Cambridge 4 



Da VIES, David. The Ecology of the Westphalian and the Lower 

 Part of the Staffordiiin Series of Clvdach Vale and Gilfach 

 Goch, East Glamorgan (Plate II) . . ."' 30 



Douglas, James Archibald. Geological Sections through the 

 Andes of Peru and Bolivia: III — From the Port of Callao 

 to the River Perene (Plates XV-XX) 246 



Groves, James (& C. Reid). The Charophj^ta of the Lower 

 Headon Beds of Hordle [HordwellJ Cliffs, South Hampshire 

 . (Plates IV-VI) 175 



Jones. Owen Thomas. The Valentian Series 144 



King, William Berntard Robinson. The Surface of the Marls 

 of the Middle Chalk in the Somme Valley and the Neighbour- 

 ing Districts of Northern France, and the Effect on the Hydro- 

 logy (Plate HI) 135 



McDonald, Agnes Irene (& A. E. Trubman). The Evolution 

 of certain Liassic Gastropods, with special reference to their 

 Use in Stratigraphy (Plate XXII) 297 



Oldham, Richard Dixon. A Seasonal Variation in the Frequency 



of Earthquakes (Second Communication) 1 



Reid, Clement (& J. Groves), The Charophyta of the Lower 

 Headon Beds of Hordle [Hordwell] Cliffs^ South Hampshire 

 (Plates IV-VI) ,. 175 



Reynolds, Sidney Hugh. The Lithological Succession of the 

 Carboniferous Limestone CAvonian) of the Avon Section at 

 Clifton (Plates VIII-XIV)' 213 



Sollas, William Johnson. On Saccammina carteri Brady, nnd 



the Minute Structure of the Foraminiferal Shell (Plate VH). . 193 



