iv • Contents. 



PAGE 



On an almost Peefect Skull of a New Primitive Theriodont 

 (Lycosuchus Vanderrieti). By E. Broom, M.D., B. Sc, 

 C.M.Z.S. (With Two Plates, I., II.) . . . 197 



A List of the Flowering Plants and Ferns of the Gape 

 Peninsula, with Notes on some of the Critical Species. 

 Compiled by Harry Bolus, F.L.S., and Major K. H. 

 Wolley-Dod . . . . . .207 



The Geological History of the Gouritz Eiver System. By 



A. W. Rogers, M.A., F.G.S. (With a Folding Plate, III.) 375 



An Unrecognized Agent in the Deformation of Rocks. By 

 E. H. L. ScHWARz, A.R.C.S., F.G.S. (With Tliree Plates, 

 IV., v., VI.) . . . . . .385 



Results of Experiments on Table Mountain for ascertaining 

 THE Amount of Moisture deposited from the South-East 

 Clouds. By R. Marloth, Ph.D., M.A. (With One Plate, 

 VII.) . . . . . . .403 



Description of a Remarkable Termitophilous Isopod. By 



W. F. PuRCELL, Ph.D. (With One Fig. in Text.) . 409 



A Note on the Quantities given in Dr. Marloth's Paper, 

 " On the Moisture deposited from the South-East 

 Clouds." By Charles M. Stewart, B.Sc. . . 413 



Observations on the Flight of Birds and the Mechanics of 

 Flight. By E. W. Young, M.I.C.E. (With Seven Figs, 

 in Text.) . . . . . . .419 



On South African TinciididcR and other Heteropterous Rhyn- 



chota. By W. L. Distant. (With One Plate, VIII.) . 425 



