CONtEHTSi XI 



XXVIII. Observations upon the Alveus or 

 General Bed of the German 

 Ocean and British Channel. By 

 Robert Stevenson, Esq. Page 464 



XXIX. Geological Remarks on the Cart- 

 lane Craig. By Dr Macknight, 491 



XXX. Account of the Irish Testacea. 



By Thomas Brown, Esq. 501 



XXXI. Remarks respecting the Causes of 



Organization. By Dr Barclay, 537 



XXXII. On the Genera and Species of 



Eproboscideous Insects. By 

 William Elford Leach, Esq. 547 



XXXIII. On the Arrangement of (Estri- 



deous Insects. By Dr Leach, 567 



XXXIV. Observations bn some Species of 



the Genus Falco of Linnaeus. 



By James Wilson, Esq. * 569 



XXXV. On the Geognosy of the Lothians. 



(Part First.) By Professor 

 Jameson, - - 6^18 



