CONTENTS. y 



MoUusca of Great Britain. Bi/ J . G. Jeftreys, Esq. 

 In a Letter addressed to L. W. Dillwyn, Esq., F.R. 

 and L.S. -- - - _ - - p. 323 



XIX. On ChamcBmeles coriacea and Sempervivum glutino- 

 sum. By the Rev. R. T. Lowe, B.A., Travelling Ba- 

 chelor to the University of Cambridge. Communicated 



hy Francis Boott, M.D. F. L.S. - - - p, 393 



XX. On the Parasitical Connection of Lathraa Squamaria, 

 and the peculiar Structure of its Subterranean Leaves : 

 in a Letter to Robert Brown, Esq., F.R.S. V.P.L.S. 



By J. E. Bowman, Esq., F.L.S. - - p. 399 



XXI. On the Origin of Buds. By the Rev. Patrick Keith, 

 F.L.S. p. 421 



XXII. Observations on the Vicia angustifolia of the English 

 Flora of Sir James Edward Smith, P. L.S. By Ed- 

 ward Forster, Esq., F.R.S. V.P.L.S. - - p. 435 



XXIII. On a nezo Species of Wild Swan, taken in England, 

 and hitherto confounded with the Hooper. By William 

 Yarrell, Esq., F.L.S. ----- p. 445 



XXIV. A further Description of the Anatomy of the 

 Mammary Organs of the Kangaroo. By John Mor- 

 gan, Esq., F.L.S. ----- p. 455 



XXV. On the Anatomy of some of the Organs of Deglu- 

 tition in the Capybara {Hydrocharus Capybara). By 

 John Morgan, Esq., F.L.S. - - - p. 465 



XXVI. Notice of several receiTt Discoveries in the Struc- 

 ture and Economy of Spiders. By John Blackwall, 

 Esq., F.L.S. p. 471 



XXVII. Remarks on the Pulvilli of Insects. By John 

 Blackwall, Esq., F.L.S. - - - - p. 487 



XXVIII. A71 Account of the Mode of Growth of young 

 Corals of the Genus Fungia. By Mr. Samuel Stutch- 

 hury, A. L.S. p. 493 



XXIX. On 



