IV CONTENTS. 



Page 

 XTI. Description of a new Species of Opisthostoma. Bv G. 13. 

 Sowebby, F.L.S., F.Z.S 94 



XIII. New Genera and Species of Pt/ralidcc, Thyridida, and 

 Epiplemidce. By W. Warren, M.A., F.E'.S ib. 



Contributions to the Ernbryogeny of Simple Ascidians, by Antoine 

 Pizon ; On a new Lamellibranch (Scidberetia australis) com- 

 mensal with an Echinodenn, by Felix Bernard ; On a Chilian 

 Example of Pterodela pedicularia, L., with doubly abnormal 

 Neuration, by Alfred Giard, Professor at the Sorbonne . . 10G — 111 



NUMBER XCVIII. 



XIV. Considerations on the Surviving Refugees in Austral Lands 

 of Ancient Antarctic Life. By 0. IIedley, F.L.S., Assistant in 

 Zoology to the Australian Museum 113 



XV. The Male oi Apus cancriformis. By W. Beaxland Benham, 

 D.Sc. (Lond.), Hon. M.A. (Oxon.), Aldrichian Demonstrator in Com- 

 parative Anatomy, Oxford 1 20 



XVI. Descriptions of Two new Species of Eugaster (Hetrodidcc) 

 from East Africa. By W. F. Kirby, F.L.S., F.E.S., &c, Assistant 



in Zoological Department, British Museum 122 



XVII. On a new Dragonfly captured by Mr. Scott Elliot in East 

 Africa. By W. F. Kirby, F.L.S., F.E.S., &c, Assistant in Zoolo- 

 gical Department, British Museum 124 



XVIII. Descriptions of Three new Species of Lepidoptera from 

 East Africa. By Emily Mary Sharpe • 125 



XIX. Notes on some Land-Shells from Vanbu, Tonkin, with 

 Descriptions of Two new Species. By Edgar A. Smith 128 



XX. New Genera and Species of Pyralidce, Thyrididce, and 

 Epiplemidce. By W. Warren, M.A., F.E.S 131 



XXI. A Revision of the British Jurassic Bryozoa. — Part IV. The 

 Genera Reptomultisparsa and Diastopora. By J. W. Gregory, 

 D.Sc, F.G.S 151 



XXII. On the Isopod Genus Leptochelia. Bv the Rev. Thomas 



R. R. Stebbing, M.A., F.L.S loG 



XXIII. Attn ((Ecodoma) cephalotes, Latr. : "The Soldier." By 



J. II. Hart, F.L.S 1G0 



XXIV. The Sense of Sight : Sketch of a new Theory. By H. M. 

 Bernard, M.A. Cantab., F.L.S., F.Z.S 1G2 



XXV. On the Presence of Wood-Mason's Stridulating-Organ in 

 Trechona zebrata (Walck.). By R. I. Pocock 177 



