Index (continued). 



Origanum vulgaxe 288. 



Origin of the Carnmoney 



Chalcedony 420. 

 Origin and Growth of Agate 



and Chalcedony 328. 

 Orobanche Minor 472. 

 Orr, H. L. — iSimple Mounts for 



Common Objects 431. 

 Orr, James — ^Sea Urchins 47. 

 Osmundse 76, regalis 171, 372. 

 Ossian's Grave 17. 

 Ostrea 19, liassica 328. 

 Otina otis 173. 

 Oxyrhina angustidens 331. 



Papaver rhaeas 389. 



Parietaria officinalis 158, 389. 



Parkmore 18. 



Patterson, Robert, F.L.S., 

 M.R.I.A.— Nuptial Changec 

 in Puffin's Bill 511, Lambay 

 Island Birds 514. 



Pecten 20, valoniensis 328 



Peplis Portula 87. 



Perforations in Primary Lime- 

 stone 343, 381. 



Pethybridge, G. H., Ph.D., 

 B.Sc. — ^Plant Structure and 

 Environment 320. 



Phillips, W. H.— Beautiful 

 Varieties of Ferns 493, Varie- 

 ties in British Ferns 210, 

 Reproduction in Ferns 407. 



Phleum arenarium 11. 



Physa fontinalis 7. 



Pinguicula lusitaniaa 278. 



Pisidium fontinale 264. 



Pittosporum Mayii 24. 



Planoibie albus 264, carinatus 

 7, glaber 172, marginatus and 

 spirorbis 7. 



Plant Associations 217. 



Plant Structure and Eiiviron- 

 ment 320. 



Plants, casuals, 473. 



Plants of Ardboe 480, Benderg 

 Bav 11, Cranfield Point 488, 

 Killouffh 487, Shane's Castle 

 482, Ta'ndragee 478. 



Polygonum sphserostachyon 76. 



Polypodium. Dryopteris 265. 



Polystichum aculeatum 181, 272, 

 Annulare 269. 



Porti:iarnock 13. 



Port more 592. 



Port Muck 147. 



Potamogetor plantagineus 106, 

 390. 



Praegsr, R. LI., M.R.I.A.— 

 Lambay Island : Its Geology, 

 Botany, History, and Anti- 

 quities 512, Plant Associations 

 217, Recent Progress in Irish 

 Botany 103. 



Prehistoric Man 418. 



Presentation of Address — To the 

 King 142, to Wm. H. Phillips 

 221, to Wm. Gray, M.R.I.A. 

 186, to S. A. Stewart, A.L.S., 

 F.B.S. (Ed.) 257. 



Presidential Addresses 35, 93, 

 189, 302, 407. 



Prizes awarded 5, 70, 141, 256. 



PSeudodiadema lobatum 255, 

 328. 



Pteris aquilina 170. 



Ptychodus decurrens, latissimus 

 and mammillaris 331. 



Pupa cylindracea 272. 



Pyrola media 278, minor 372, 

 secunda 106. 



Raised Beach on Shore Road 

 407. 



Ravensdale Park 387. 



Recent Progress in Irish Botany 

 103. 



Reilly, Geo. E. — Carrickfergus 

 Salt Beds 332, Some Recent 

 Discoveries at the Crannoges, 

 Lough Mourne 46. 



Reports— Annual 3, 67, 135, 249, 

 369, 467; of Botanical Sec- 

 tion 140, 254, 373, 470; of 

 Geological Section 140, 254, 

 573, 470; of Librarian 71, 

 138, 252. 371, 469; of Dele- 

 gates to Committee of Corres- 

 ponding Societies of British 

 Association 302, 442. 



Report of Lough Neagh Fauna 

 Committee 6. 



Reproduction in Ferns 407. 



Results of an Investigation of 



the Drift of the Irish Sea 508. 



Rhynchonella 20. 



Robinson, W. H.— A Talk on 

 Coins 435. 



Roedmarina 76. 



Ross's Point 279, 307. 



