( 4 ) 



No. 5. 

 „ 6. 

 ,. 7. 

 „• 8. 

 ,. 9. 



,. 10. 



,. 11. 

 „ 12. 



Vol. XXXI J. — continued. 



Studies in the Diflavone Group. I. — Diflavone. 



H. Ryan, n.sc, ji.k.i.a., and P. O'Neili., k.sc. 

 On the Condensation of Aldehydes with j8-Diketones. 



H. Ryan, d.sc, m r.i.a., and Rrv. J. M. Dunlea, m.sc. 

 Census Report on the Mosses of Ireland. 



Rev. W. H. 1,EI 1, M.A., M.I-'.. I. A. 



Studies in the UiHavone Group. II. — Derivatives of Difiavanone; 



H. Ryan, d.sc., si.k.i.a., and P. O'Neit.i., h.sc. 

 Studies in the Diflavone Group. III. — Derivative of Dicoumaranone 

 and of Difiavanone. 



and J. Ai.gar, m.sc. 



IV'. — On Diveratrylidene-Dicou- 



H. Ryan. r>.sc., m.k.i.a. 

 in the Dillavone Group. 



6d. 



2S. 



6d. 



V 6d. 



No. 



3s. 6d. 

 ,'6d. 



> 6d. 



Studies 



niaranone. 



H. Ryan, u.sc. m.k.i.a.. and M. J. \Vai..sh, m.sc. 

 On Unsaturated fl-Diketones. III. 



H. Ryan, n.-^c. m.k.i.a., and G. Pll-nkeit. 

 On the Condensation of Aldehydes with Ketones. II. — Aldehydes 

 with Methylethylkctone. 



H. Rvan, i>..sc., m.k.i.a., and A. Devinu, m.sc. ^ 



Vol.. XXXIII. 



The Apterygota of the Seyrhelles. 



G. H. Carpenter. 

 A Synopsis of the False-Scorpions of Britain and Ireland • Supplement. 



H.Wai.i.is Ki:\v. 

 Diketones derived from Uiaielnrfsortinol-Dimethyleter. 

 Joseph Ai<;ak, m.sc. 

 ,, 4. On the Tim-torial Constiluentb of some Lichens which are used as 

 Dyes in Ireland. 

 High Ryan, d.sc, and W. M. O'Riordan, m..sc. 

 5. On the Condensalioii of Aldehydes with Ketones. Ill — Benzaldehyde 

 with Methyl- Isopiopyl- Ketone. 



High Ryan, d.sc, and Phvi.i.is Ryan, b.sc. 

 ,. 6. Unsaturated Ketones derived from Diaccto-Oicinol. 



Joseph Ai.gak, m.sc 



Vol. XXXIV. 



No. 1. Report on the Sponges collected off the Coast of Ireland by the Dredging 

 Kxpedilions of the Royal Irish Academy and the Royal Dublin Society. 

 JaNK SlKPHlNs, II A., H.sc 6d. 



2 On the Attachment Organs of the Common Corticolous Ramalinae. 



I. It. IAN Pokier, m.sc 6d. 



., 3. The Kxploration of Cnstlepook Cave, County Cork. 



R. K. Schakff, h.sc, ph.d., H. J. Sevmouk, h.a., b.sc, f.g.s., 



and E. T. New ion, e.k.s. is. 6d 



,, 4. The Presence of loiteral .Spiracles in the I.arva of Hypoderma. 



Geokge H. Carpeniek, m..sc, and F. \. S. Poi.i.akd. 6d. 



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

 . Sulphone. 

 High Ryan, d.sc, Jo>eph Aigak, d.sc, and Phii.ipO'Connei.i., m.sc \ 6d. 

 „ 6. On the Nitro Derivatives of Diphenylamine. 



HufiH Ryan, I}..sc., and 'IHOMAS Cii.ovER, .m.sc 

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

 during the years iSqq-iqij 



T. A. SlEPHENSON. IS. 6d 



8. The Nitro Derivatives of Phenyl-a-Naphthylamine. 



Hugh Ryan, d.sc, and Ja.mis J. Dklmm, m.sc 

 ,, 9. On a-, fl., and >-Trinitrotoluenes. 



Hugh Ryan, i)..sc. and W. M O'Riokdan, m..sc. 

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



Hlgh Ryan, d.sc. and Phyllis Ryan, m.sc 

 ,, 11. On the Attachment Organs of some Common Parmcliae. 



Lilian Pokier, m..sc 

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



High Ryan, D.Sc, and Phyllis Ryan, M.Sc 

 ,, 13. On tJie Action of Bromine on some Derivatives of Diphenylamine. 



Hugh Ryan, D.Sc, and William O'Riokdan, M.Sc ] 



Vol. XXXV (Current Volume). 



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



R. Li.oyd Prakger. 6d. 



\ 



6d. 



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.] 



HoiiGEs, Hir.r.is. & Co. 



Hoid by 

 1.1 P.. 104. Grafton Street. Dublin: ii„j. 



