CONTENTS. V 



Page 

 ganization and Development of the Dipterous Genus Volucella, 

 by Jules Kiinckel ; Sphenodon, Hatteria, and Rhynchocephalus, 

 by Dr. J. E. Gray ; Deep-sea Dredging, by Dr. G. C. Wallich 

 and Dr. E. P. Wright ; Note on the Genus Hclleria, by the Rev. 

 A. M. Norman, M.A. ; Colobus palliatus, Peters, by Dr. J. E. 

 Gray ; Restoration of Hadrosaurus ; Living Crinoids in the 

 North Sea, by Dr. Michael Sars; New Alligator from New- 

 Granada, by Dr. J. E. Gray ; On the Habits of Hyalonema ; 

 Note on the Vitality of a Sponge of the Family Corticatre ( Te- 

 thya lyncurium, Lamarck), by M. Leon Vaillant 162 — 172 



NUMBER XV. 



XXIV. On the Animal and Operculum of Georissa, W. Blanf., and 

 on its relations to Hydrocena, Parreyss ; with a Note on Hydrocena 

 tersa, Bens., and H milium, Bens. By William T. Blanforl, 

 A.R.S.M., C.M.Z.S., &c. (Plate XVI.) 173 



XXV. The Rabbit (Lepus cuniculus) as known to the Ancients. 



By the Rev. W. Houghton, M.A., F.L.S 179 



XXVI. Notes on Lizards of the Group Anolis. — The Characters 

 and Synonymy of Norops. By Arthur W. E. O'Shaughnessy, 

 Senior Assistant in the Natural-History Department of the British 

 Museum 183 



XXVII. On the Manner of Growth of Hyalonema. By Dr. J. E. 

 Gray, F.R.S., V.P.Z.S., &c 192 



XXVIII. On the Habitat of the Regadera (Watering-pot) or 

 Venus's Flower-basket (Euplectella aspergillum, Owen). By Thomas 



J. Moore, Free Public Museum, Liverpool 196 



XXIX. On the Eliretiacece. By John Miers, F.R.S., F.L.S., &c. 199 



XXX. Notes on the Palaeozoic Bivalved Entomostraca. No. IX. 

 Some Silurian Species. By Prof. T. Rupert Jones, F.G.S., and 

 Dr. II. B. Holl, F.G.S. (Plates XIV. & XV.) 211 



XXXI. On the Species of Veneridce found in Japan. By Arthur 

 Adams, F.L.S. &c .• 229 



XXXII. Note on the Varieties of Dogs. By Dr. J. E. Gray . . 236 



On Othelosoma, a new Genus of African Slugs, by Dr. J. E. Gray ; 

 New Species of Hyrax, by Dr. J. E. Gray ; On the mode of De- 

 velopment of Bothriucepludus latus, by M. Enoch ; On the Teeth 

 of Strcptaxis, Chilina, &c, by Dr. J. E. Gray ; On Nmdtimts 

 lineatus, a New Lizard from New Zealand, by Dr. J. E. Gray, 

 F.R.S. ; Marine Animals of Southern Labrador ; The Keitloa 

 (Hhinaster keitloa), by Dr. J. E. Gray ; Organogenic Investiga- 

 tion of Evpomatia,'Jaj H. Baillon ; Note on Rhizocrinus lofo- 

 tensis ; Quoy and Gaimard's Species of Corals ; JBerbyce ?»o/fc, 

 a new British Coral, by Dr. J. E. Gray ; On the Bats collected 

 in Sarawak by the Marquis Giacomo Doria, by Trof. W. Peters ; 

 Nudibranchs in Fresh Water ; Siliceous Spicules of Solanderia; 



