( 4 ) 



Vol.. XXXIII. 



No. 1. The Apterj'gota of the Seychelles. 



G. H. CARPIiNTKK. 3s. 6d. 



,, 2. A Synopsis of the False-Scorpions of Britain and Ireland : Supplement. 



H. W.Al.r.ls Kkw. I 



,, 3. Diketones derived from Uiacetoresorcinol-Dimethyleter. l 



Joseph Ai.g.ar, m.sc. ' 



,, 4. On the Tinctorial Constituents of some Lichens which are used as 



Dyes in Ireland. 



Hugh Ryan, n.sc, and W. M. O'Riordan, m.sc. 



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



with Methyl-lsopropyl- Ketone. r "d- 



Hl'gh Rvax, n.sc., and Phyi.i.is Rvax, b.sc. 



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



Joseph Ai.gak, m.sc. 



Vol.. XXXI V. 



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

 Expeditions of the Royal Irish Ac.idemy and the Royal Dublin Societ}'. 

 Jank Si'KI'HKNs, k.a., b.sc. 6d. 



,, 2. On the Attachment Ofgans of the Common Corticolous Ramalinae. 



Lilian Fokiek, .m.sc. 6d. 



,, 3. The Hiploration of Castlepook Cave, County Cork. 



R. F. SCHAKFF, n.sc., PH.D., H. J. SEVMOCK, H.A., B.SC, F.G.S., 



and E. T. Newion, F.K.s. is. 6d. 



,, 4. The Presence of Lateral Spiiacles in the Latva of Hypoderma. 



George H. Cakpknier, .m.sc, and F. I. S. Poi.i.ard. 6d. 



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

 Sulphone. 

 Hugh Rva.v, d.sc, Joseph Algak, n.sc, and Philip O'CoNNEi.r . m.sc. \ 6d. 

 ,, 6. On the Nitro Derivatives of Diphenylamine. 



High Ryan, n.sc, and Ihomas Glover, m.sc 

 ., 7. On Certain Actiniaria collected off Ireland by the Irish {""isheries Department, 

 during the years 189Q-1913 



T. A. SiKPHENsox. is. 6d. 



.. 8. The Nitro Derivatives of Phenyl-2-Naphthylamine. 



High Ryan. d.sc. and James J. Drimm. m..sc. 

 9. On a-, B-, and •>- irinitrotoluenes. 



Hugh Ryan, i>.sc. and \V. M. O'Riokoax, m.sc 

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



Hugh Rvax, u.sc, and Phyllis Ryan, m.sc. ^ 



.. 11. On the Attachment Organs of some Common Parmeliae. 



Lilian Porier, m.sc 6d 



.. 12. On the Action of Nitric Acid and Nitrous Acid on Diphenylamine 11. ^^ 



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

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

 Hugh Ryan. D.Sc, and William O'Riordax. NI.Sc 



6d 



Vol. XXX\^ (Current Volume). 



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



R. Lloyd Praeger. 6d. 



., 2. The History of the London Plane, Platanus acerifolia, with Notes 

 on the Genus Platanus. 

 AuGUsiiNE Henry, m.a . f.l.s.. and Margaret G. Flood, d.a. is. 

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



Nathaniel CoLGAN. is. 



., 4. The History of the Dunkeld Hybrid I..arch, Larix eiirolepis, with 

 Notes on other Hybrid Conifers. 

 Augustine Hexry, m.a., f.l.s.. and Margaret G. Flood, b.a. 6d. 

 .. 5 The D " ~: A Botanical and Silvicultural Description of the 



Var s of Pseudotsuga. is. 



AuGU?ii.Nr ii.-.NRv, M.A.. F.L.S.. and Margaret G. Flood, b a. 

 ,, 6. Minor Periodicity in Glacial Retreat. is. 



W. B. Wright. 

 ,, 7. The Acarina of the Seashore. is. 



J. N. Halberi. 



[List of Papers in 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] 



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