CONTENTS OF VOL. XIII. 



[THIRD SERIES.] 



NUMBER LXXIII. p 



I. On the Menispermacece. By John Miers, F.R.S., F.L.S. &c. 1 



II. On the Homologies of the Insectean and Crustacean Types. 



By James D. Dana , 16 



III. On Freshwater Rhizopoda of England and India; with Illus- 

 trations. By H. J. Carter, F.R.S. &c. (Plates I. & II.) 18 



IV. On the Animal and Affinities of Fenella ; with a List of the 

 Species found in the Seas of Japan. By Arthur Adams, F.L.S. &c. 39 



V. Observations on Raphides. By George Gulliver, F.R.S. . 41 



VI. Contributions to an Insect Fauna of the Amazon Valley. 

 Coleoptera : Longicornes. By II. W. Bates, Esq 43 



VII. On a new Species of Hycena from the Red Crag of Suffolk. 



By E. Ray Lankester. (Plate VIII.) 56 



VIII. On Species of Ostracoda new to Britain. By George S. 

 Brady. (Plates III. & IV.) 69 



IX. On the Foraminifera of the Crag. By Prof. T. R. Jones, 

 F.G.S., and W, K, Parker, Esq 64 



X. On the Law of the Production of the Sexes in Plants, Animals, 

 and Man. By Prof. Thury, of Geneva QS 



XI. On the Process of Mineral Deposit in the Rhizopods and 

 Sponges, as affording a Distinctive Character. By G. C. Wallich, 

 M.D., F.L.S. &c ". 72 



XII. On undescribed British Hydi-ozoa, Actinozoa, and Polyzoa. 



By the Rev. Alfred Merle Norman, M.A. (Plates IX., X., XI.) 82 



New Book .- — Flora of Surrey ; or, a Catalogue of the Flowering Plants 

 and Ferns found in the County, with the Localities of the Rarer 



