Ubc journal ; 
OF THE y I92C 
East Africa and Ugandan 
Natural History -Society 
November 1919 No. 15. 
CONTENTS 
THE GEOLOGICAL HISTORY OF THE RIFT VALLEY. Prop. J. W. 
Gregory, D.Sc., F.R.S. ....... 
DISCURSIVE NOTES ON THE FOSSORIAL HYMENOPTERA. 
G. D. Hare Carpenter, M.B.E., D.M., F.E.S., F.Z.S. 
DISEASES OF STOCK IN LUMBWA DISTRICT. C. M. Dobbs 
NOTES ON THE PREVALENCE OF INTESTINAL PARASITES 
IN EAST AFRICA. J. O. Shircork, M.B., M.R.C.P.(Edin.) 
NESTING OF UGANDA BIRDS. C. F. Beecher . 
LUMBWA CAVES. C. W. Hobley, C.M.G. 
THE SOUTH-EAST FACE OF MOUNT KENYA. Captain G. St. J. 
Orde Brown, RA. ......... 
NOTES 
LAMU CHINA AND POTTERY. Capt. Cary . 
A CURIOUS NOISE TO BE HEARD ON THE SHORE. G. D. Hale 
Carpenter, D.M. ......... 
DEATH OF THE LUNG FISH. A. Blayney Percival. 
A SNAKE OF EXTREME RARITY FROM PORTUGUESE EAST 
AFRICA. G. D. Hale Carpenter, D.M. ..... 
CURIOUS INCIDENT AT KISMAYU. Fairfax Francklin 
THE ‘ GADETT * OR BRAIN-EATER. Cara Buxton, F.R.G.S. 
ILLUSTRATIONS 
PHOTOS ILLUSTRATING PAPER ON STRUCTURE OF RIFT 
VALLEY ....... To face pp. 430, 436, 438, 439 
COLOURED PLATE AND PHOTOS ILLUSTRATING PAPER ON 
FOSSORIAL HYMENOPTERA. Frontispiece and to face pp. 440 , 442, 444, 456 
ENGRAVINGS ILLUSTRATING PAPER ON LUMBWA CAVES . . 481 
SKETCH ILLUSTRATING NOTE ON LAMU CHINA AND 
POTTERY To face p. 494 
ENGRAVING ILLUSTRATING NOTE ON ‘GADETT’ OR BRAIN- 
EATER ... 498 
EDITOR 
C. W. HOBLEY, C.M.G. 
LONGMANS, GREEN/AND CO. 
39 PATERNOSTER, ROW, LONDON, NEW YORK. BOMBAY, CALCUTTA AND MADRAS 
All rights reserved 
Additional copies: to members, Rs. 3 (5/-); to non-members , Rs. 4 (6/6) 
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