IV CONTENTS. 



NUMBER XCII. 



Page 



VIII. On the Position of Sagitta, and on the Convergence of Types 



by Pelagic Life. By M. A. Giard 81 



IX. Observations on the Genus Plahjcrinus. By Fort-Major 

 Thomas Austin, F.G.S 9° 



X. List of the Species of the Homopterous Genus Ilemispliarius, 

 with Descriptions of new Forms in the Collection of the British 

 Museum. Bv Arthiti Gardiner Butler, F.L.S., F.Z.S., &c. 

 (Plate IV.) 92 



XL On a Tertiary Plewotomaria. By Frederick M'Coy, Pro- 

 fessor of Natural Science in the University of Melbourne 101 



XII. A List of the Gasteropoda collected in Japanese Seas by 

 Commander H. C. St. John, U.N. By Edgar A. Smith, F.Z.S., 

 Zoological Department, British Museum 103 



XIII. Descriptions of three additional Species of Crustacea from 

 Kerguelen's Land and Crozet Island, with Remarks upon the Genus 

 Paramcera. By Edward J. Miers, Zoological Department, British 

 Museum 115 



XIV. Description of a new Species of Solenella from South Pata- 

 gonia. By Edgar A. Smith, F.Z.S 118 



XV. On the Embryogeny of Larnellaria perspictm. By M. A. 

 Giard 119 



XVI. Description of a very large Species of Scotophilia from 

 Western Africa. By G. E. Dobson, M.A., M.B 122 



XVII. Gigantic Squid on the West Coast of Ireland. By A. G. 

 More, Assistant Naturalist in the Museum of the Royal Dublin 

 Society 123 



XVIII. Notice of two new Species of Mammals (Propithecus and 

 Hemiccntetes) from Madagascar. BvDr. Albert Gunther, F.R.S. 



&c 125 



XIX. Notes Introductory to the Study and Classification of the 

 Spongida. By H. J. Carter, FRS. &e. — Part II. Proposed Clas- 

 sification of the Spongida 126 



On the Occurrence of a Superorbital chain of Bones in the Arhorkolce 

 (Wood-Partridges), by James Wood-Mason, of Queen's College, 

 Oxford ; On the Helminthological Fauna of the Coasts of Brit- 

 tany, by M. A. Villot ; On the Action of Borax in Fermentation 

 and Putrefaction, by M. J.-B. Schnetzler ; Investigation of the 

 Phenomema of Digestion in Insects, by M. Felix Plateau ; On 

 the Structure and the Development of the Sting and Ovipositor 

 of some Hymenoptera and of Locusta riridissima, bv Dr. II. 

 DeWitz 145—154 



