V. 



April ls<.— The following Paper was read by Mr. "Wm. Narkamore, F.L.S. :— 

 "Notes on Fresh Water Algse." 



At the Conversazione the following subjects were illustrated : — 



Apiocystis Brauniana, with cilia F. C. Larkin. 



Batrachospermum moniliforme F. B. Allen. 



ChiBtophora elegans "W. H. Edwards. 



Chi amy dococcus nivalis : P. "W. Marsh. 



Closterium Jenneri, showing pedesis Joseph Davies. 



Coleochseta scutata T. C. Ryley. 



Cosmarium prasmorsum, showing pedesis A. Norman Tate. 



Cylindroeystic V. Conferva A. Leicester. 



Draparnaldia plumosa F. Padley. 



Enteromorpha ramulosa A. T. Smith. 



Hildeubraudtiaccse rivularis . Miss J. H. Willmer. 



Hormospora transversalis J. M. Williams. 



Microspora floccosa W. H. Read. 



Micro thamnion Kuet zingianum Miss Laura Willmek. 



Mischococcus confervicola C. H. H. Walker. 



Nostoc sphjericum Joseph Wall. 



Prasiola crispa F. N. Pierce. 



Spirogyra bellis, stained A. Johnson. 



Spirogyra orthospira Herbert Davies. 



Stigcoclonium tenue W. H. Read. 



Tetraspora gclatinosa Thos. Oliver. 



Ulothri.ic and Schizogonium Thos. Birks. 



Vaucheria sessilis, with parasite Wm. Narramore. 



Vaucheria terrestris in reproduction J. Gould. 



May 6lh. — The following Paper was read by Mr. Herbert E. Davies, B.A. 

 (Camb ) B.Sc. (Lond.): — "The Aldehyde-Theory of Protoplasm." 



At the Conversazione the following subjects were illustrated : — 



g* /'Spirogyra, showing sQver reduction Herbert E. Davies. 



■§ 'S 1 Spirogyra, natural state Wm. Narramore. 



^ (2 1 Spirogyra poisoned with Strychnine, showing silver 



S \ reduction Thos. Birks. 



Acronycta Psi and Tridens F. N. Pierce. 



Andricus terminalis A.Johnson. 



Carchesium, Epistylis, &c J. Wall. 



Closterium striolatum Miss J. H. Willmek. 



Eggs of Noctua baja Louis Liversedqe. 



