( A ) 



Vol. XXXIII. 



No. 1. The Apterygota of tlie Seyclielles. 



G. H. Caki'icntkk. 3s. 6d.. 



„ 2. A Synopsis of tlie False-Scorpions of Britain and Ireland : Supplement. \ 



H. Wai.i.is Kkw. (g, 



,, 3. Diketones derived from Oiacetoresorcinol-Dinietliyletcr. I 



J OS l£ I'll Ar.GAK, M.sc. / 



„ 4. On tlie Tinctorial Constituents of some Lichens which are used as 

 Dyes in Ireland. 

 High Rvan, d.sc, and W. M. O'Riokdan, m.sc. 

 ,, 5. On the Condensation of Aldehydes with Ketones. Ill — Benzaldehyde 

 with Methyl-Isopropyl-Kclone. 



Hugh Uvan, d.-'^c, and Phvt.i.is Rvan, h.sc. 

 ,, 6. Unsaturated Ketones derived from Diaceto-Orcinol. 



Joseph A'-gak, m.sc. 



> 6d. 



Vol. XXXIV. 



No. 1. Report on the Sponjjes collected ofT the Coast of Ireland by the Dredging 

 Kxpedilions of the l{oyal IriNh Academy and the Royal Dublin Society. 

 Jane Sikpiiins, 11. a., 11. sc. 6d. 



„ 2. On the Attachment Organs of ihe Common Corticolous Ramalinae. 



Lilian Pokier, m.sc. 6d. 



„ 3. The Exploration of Cnstlcpook Cave, County Cork. 



R. F. SCHAKFF, II.SC, I'H.n., II. J. SKVMOCU, 11. a., use, F.G.S., 



and K. I'. New lON, k.k.s. is. 6d. 



,, 4. Tlie Presence of Lateral Spiracles in the Larva of Hypoderma. 



Geokge H. Caki'ENIek, M.SC, and F. J. S. Poi.i.Aun. 6d. 



,, 5. Syntheses of some New Substantive Dyes derived from Benzidine- 

 Sulphone. 

 High Rva.n. d.sc. Joseph Aigak, d.sc, and PHiLii'O'CoNNEr.r, m.sc. \ 6d 

 „ 6. On the Nitro Derivatives of Diphenylamine. 



High Ryan, n.sc, and Thomas Gi.ovek, m.sc. 

 ., 7. On Certain Actiniaria collected off Ireland by the Irish Fisheries Department, 

 during the years iSoq-igi.^ 



T. A. Sii'PHENsoN. IS. 6d. 



,, 8. The Nitro Derivatives of Phenyl-2-Naplilhylamine. . 



Hugh Ryan, i>..sc., and James J, Dkumm, m.sc 

 ., 9. On 0-, B-, and 7-Trinitrotoluenes. 



Hugh Rvan, n.sc. and \V. M. O'Riokdan, m.sc 

 .. 10. On the Action of Nitric Acid and Nitrous Acid on Diphenylamine. 



Hugh Rvan, d.sc, and Piivi lis Ryan, .m.sc 

 ,, IL On the Attachment Organs of some Common Parmeliae. 



Lilian Pokier, m.sc. 6d. 



,, 12. On the Action of Nitric Acid and Nitrous Acid on Diphenylamine II. 



Hugh Ryan, D.Sc, and Phyllis Ryan. M.Sc | ^^ 



.. 13. On the Action of Bromine on some Derivatives of Diphenylamine. i 

 Hugh Ryan, D.Sc, and Wii.i.ia.m O'Riokdan, M.Sc. ; 



Vol. XXXV (Curkunt Volume). 



No. 1. On Species of Sedum collected in China by L. H. Bailey in 1917. 



R. Lloyd Pkaegkk. 6d. 



,, 2. The History of the London Plane, Plntiiniis acer(/o(ia, \vitli Notes on the 

 Genus Platanus. 

 AiGUsriNE Henry, m.a , f.l.s., and Maugaket G, fLOOp, n.A. is. 

 ,, 3. On the Occurrence of Tropical Drift Seeds on ||ie Irish Atlantic Coasts. 



NAIHANIEI. COLGAN. IS. 



,, 4. The History of the Dunkeld Hybrid {.^irch, Larix enrofepis, with Notes on 

 oth^r Hybrid Conifers. 

 Augustine Henry, .m.a., f.l.s., and Margak^t G. Plood, b.a. 6d. 



[List of Papers m the other Sections A. Mathematical, Astronomical, and 

 Physical Science ; and C. Archaeology, Linguistic, and Literature ; also of 

 the "Clare Island Survey"— may be obtained on application] 



Sq14 ky 



Hodges, Higgis, & Co., Lin., 104, Grafton Street, |)nbliii; ""<i 



WiLLiAxts & NuKG4iF, 14, Henrietta Street. Covgnt Garden, London, W.C. 



