INDEX. - ^liii 



PAGE 



Nuttalliosis of equincs, Drug treatment in (G. van dc Wall do 



Kock) 6x2 



Occultation of stars by the moon, A rapid method uf cakulaiing 



(Dr. J. Moir)... ' 779 



Odonata, South African, Some features of, as a fauna (S. G. Rich) 588 



, The, Econonn'c vahte of (S. G. Rich) On 



Officers and Council, 1917-18 i 



, 1918-19 i 



Orange PYee State country districts, Health problems in (Dr. Jane 



B. H. Ruthven).. . .' 400 



Okensteix (Dr. A. J.), Charts, photographs, and reports of the 



Rand Mines Sanitation Department ... 587 



Orthoptera and Neuroptera : arc thev orders or conglomerations? 



(S. G. Rich) " 6r8 



Ortlepp (R. J.). Xote on the persistence of the right posterior car- 

 dinal vein in Xcnopus Icriis, and its signilicance . . . 413 

 Ostrich investigations, some results of (Prof. J. E. Duerden) ... 247 

 , North and South African, Crossing of (Prof. J. E. Duer- 

 den) 589 



■ , The, Problems of degeneration as represented bv i,Prof. 



J. E. Duerden) .'.. ... 587 



, The pineal body in (Prof. J. E. Duerden) ... ... 587 



Ostriches, Changes in the sex-characters of, occurring after removal 

 of the reproductive glands (Sir A. Theiler and D. 



Kehoe) 612 



Pandemic, The, in the United States 415 



Paper dressings in surgery 412 



from megass 374 



sugar-cane leaves 673 



yarns 610 



Papers read at Sectional Meetings I35 



Paraffin paper dressings in surgery 412 



Paralysis, Infantile 702 



Parasitic protozoa found in South African hshes and amphibians 



(Prof. H. B. Fantham) 337 



Parenthood, Vicarious (Mrs. F. IMcLaren) 639 



Past meetings of the Association ii 



Pepper Tree, The, in its relation to epidemic hay fever (Prof. G. 



Potts) 5-^5 



Phillips (Dr. E. P.), A note on the flora of the Great Winterlioek 



Range 226 



, A note on the pollination of Cyanella capensis 



Linn 500 



-, Some notes on a collecting trip to French Hoek 450 



Philological method, A, of e.xiiibiting classical declensions and con- 

 jugations (Rev. W. A. Norton) 703 



study of the arts and crafts of the Xosas (J. McLaren) 441 



religious beliefs and superstitions of the 



Xosas (J. McLaren) 418 



Philology, The, of the Native languages — Zulu and Xosa (Rev. Dr. 



S. G. G. Aitchison) 653 



Phosphate of aluminium, Occurrence of, in a deposit of Bat guano 



(Dr. B. de C. Marchand) ...... 63S 



Phosphoric oxide. The determination of, particularly in fertilisers, 



soil extracts, and the hke (Dr. B. de C. Marchand) ... 357 



Photographic illustrations of South African vegetation (Dr. 1. B. 



Pole Evans) 693 



Photographs and reports of tlie Rand Mines Sanitation Department 



(Dr. A. J. Orensteiu) 587 



i'hysics. Solar 393 



Pineal body, The, in the ostrich (Prof. J. E. Duerden; 587 



