IV CONTENTS. 



Graptolites, by H. Alleyne Nicholson, M.D., F.K.S.E., F.G.S., 

 &c. ; Notice of a new Netted Sponge {Meyei-ella) from the Phi- 

 lippines, by Dr. J. E. Gray, F.R.S. &c. ; Additional Note on 

 Osteocella septentrionalis, by Dr. J. E. Gray, F.R.S. &c 66 — 76 



NUMBER LVI. 



XI. Antipathes arctica, a new Species of Black Coral (Antipafhidce) 

 from the Polar Seas. By Dr. 0. Lutken 77 



XII. Additions to the Australian Cttrculionidee. Part III. By 

 Fbancis p. Pascoe, F.L.S. &c. (Plate I.) 84 



XIII. Description, with Illustrations, of a new Species of Aplysina 

 from the N.W. Coast of Spain. By II. J. Carteb, F.R.S. &c. 

 (Plate VII.) ; . . 101 



XIV. Descriptions of two new Sponges from the Philippine Islands. 



By H. J. Cabteb, F.R.S. &c 110 



XV. On two new Species of Birds. By John Gould, F.R.S. &c. 114 



XVI. List of Echinoderms collected by Robert M' Andrew, Esq., 

 F.R.S., in the Gulf of Suez in the Red Sea. By Dr. J. E. Gray, 

 F.R.S. &c ." 115 



XVII. Description of a new Genus and Species of Heterocerous 

 Lepidoptera. By Arthur Gardiner Butler, F.L.S., F.Z.S., &c. 

 (Plate VIII.) 125 



XVIII. On a new Genus and Species of Hydroid Zoophytes. By 



W. D. RoTCH, Esq 126 



XIX. The Muscular Anatomy of the Koala (Phascolarctos cinereus). 

 By Alexander Macalister, M.B., Professor of Zoology, University 



of Dublin 127 



XX. On a new Genus of Hexaradiate and other Sponges dis- 

 covered in the Philippine Islands by Dr. A. B. Meyer. By Dr. J. E. 

 Gray, F.R.S. &c 134 



XXI. On CodiopJn/Uum, a new Genus of Unicellular Green Algse 

 from Port Natal. By Dr. J. E. Gray, F.R.S. &c. (Plate IX.) .... 139 



XXII. Answer to Dr. Bowerbank's " Observations on Mr. Carter's 

 paper &c." in the last Number of the ' Annals.' By II. J. Carter, 

 F.R.S. &c 141 



Proceedings of the Royal Society 142 



On the name Tetlnjn and its Varieties of Spelling, by Dr. J. E. Gray, 

 F.R.S. &c. ; Note on the Systematic Name of the Walrus, by Dr. 

 W. Peters ; The Clustered Sea-Polype ( Umhelhda groenlandica), 

 by Dr. J. E. Gray, F.R.S. &c. ; On Ziphius Soiverbiensis, by Dr. 

 J. E. Gray, F.R.S. &c. ; Marine Sponges in the British Mu- 

 seum, by Dr. J. E. Gray, F.R.S. &c. ; Habits of Terehmtida trun- 

 cata, by Dr. J. E. Gray, F.R.S. &c. ; On the Reproduction and 

 Mode of Life of the Phyllopoda, by Dr. Friedrich Brauer. .150—152 



