vi CONTENTS. 



Page 

 Ou the Anatomy of the Test of Amphidetm (Echinocardium) 

 Vin/iniantis, Forbes, and on the Genus Brcynia, by 1\ Marthi 

 Uuiican, M.B., F.K.S., Sec. G.S,, &c 241—248 



NUMBEE XVI. 



XXXIII. Notes on the Filiperous Green Infusoria of the Island of 

 Bombay. By II. J. Carter, F.R.S. &c. (Plate XVII. tigs. 10-24.) 249 



XXXIV. Strange Phenomena in a Microscopic Cell. By H. J. 

 Cabteb, F.R.S. &c. (Plate XVII. figs. 1-9.) 261 



XXXV. Notulfe LichenologicjB. No. XXVII. By the Rev. W. 

 A. Leighton, B.A., F.L.S. — Dr. W. Nylander on new British 

 Lichens 264 



XXXVI. Notes on the Dragonflies of the Seychelles. By E. 

 Perceval Wright, M.D., F.L.S. , Professor of Botany and Zoology 

 in Trinity College, Dublin. With a List of the Species and Descrip- 

 tions of a new Grenus and some new Species ; by the Baron E. De 

 SeLYS-LoNG CHAMPS 270 



XXXVII. Descriptions of new Genera and Species of Tcnehriontd(V. 

 from Austraha and Tasmania. Bv Francis P. Pascoe, F.L.S. &c. 

 (Plate XII.) '. 277 



XXXVIII. Notes on a few Hebridean Sponges, and on a new 

 Desmacidon from Jersey. By the llev. A. M. Norman, M.A 296 



XXXIX. Oni\ieEhretiacece. By John MiERS,F.Pt.S., F.L.S., &c. 300 



Neiv Book: — Thesaurus Siluricus. The Flora and Fauna of the 



Silurian Period, by J. J. Bigsby, M.D., F.G.S., &c 314 



Birds in the Philadelphia Museum, by Dr. J. E. Gray ; Genera of 

 G^o/Y/o//«/r/ff', by Prof. Verrill; Lamarck's Collection of Shells, 

 by Dr. J. E. Gray ; On the Constitution and Development of 

 the Ovarian Egg of the SaccidiiKP, by J. Gerbe ; On Euplectella 

 (tspenjillum, by Dr. Claus ; Sea-Pools in the Friendly Islands, 

 by Dr. Harvey ; North-Atlantic Dredging-expedition ; I^and- 

 leechea of Ceylon and the Loaf Starfish (Cidcita), by Dr. Harvey 



317—324 



NUMBER XVII. 



XL. Obsor\ations on the Amphipoda occurring on the Norwegian 

 Coasts. By Axkl Boeck 325 



XLI. Notes on some Indian and Mascarene Land-Shells. By 

 William T. Blanford, F.G.S., C.M.Z.S., &c 340 



XLTI. Descriptions of new Genera and Species of Tnichrionida; 

 from Australia and Ta^uuinia. Bv Francis P. Pascoe, F.L.S. &c. 344 



