CONTENTS. 



PART I.— 1860. 



I. Synopsis Ci'escentiacearum : an Enumeration of all the Crescentiaceous Plants at 



present Tcnown. By Bekthold Seemann, Esq., Fh.D., F.L.S. . . . page 1 



II. On the Distribtition of the Tracheae in Insects. By John Lubbock, Esq., F.B.S.^ 



F.L.S., 8rc 23 



III. On some new Species of Musci and Hepaticse in the Herhariwm of Sir W. J. Hooker, 



collected in Tropical Africa, chiefly by the late Dr. Vogel and Mr. Barter. By 

 William Mitten, Esq., A.L.S 51 



IV. Further Researches on Tomopteris onisciformis, Eschscholtz. By William B. 



Carpenter, M.I)., F.B.S., F.L.S. , F.G.S., and Edouard Claparede, 31. B., 

 Fellow of the Physical Society of Geneva 59 



V. Further Observations on the Metamorphosis of Gasteropoda, and the Affinities of 



certain Genera, with an attempted Natural Bistribution of the principal Families 

 of the Order. By John Denis Macdonald, Assistant Surgeon of S. M. S. 

 "Herald," Captain H. M. Denham, R.N., F.B.S. Communicated by Professor 

 Huxley, F.B.S., F.L.S G9 



VI. On Sycopsis. By Daniel Oliver, Esq., F.L.S 83 



VII. On tiDo Tuberiform Vegetable Productions from Travancore. By the Rev. M. J. 



Berkeley, M.A., F.L.S. 91 



VIII. Remarks on ^clesoiivim stipitatum. Berk, et Curr., Pachyma Cocos, Fries, and some 

 similar productions. By Prederick Currey, Esq., M.A., F.R.S., F.L.S., and 

 Daniel Hanbury, Esq., F.L.S 93 



