^84 Intelligence and Miscellaneous Articles, 



second pori>hyry formation : — and if this be the case, on what 

 does the porphyry rest ? 



18. Does the por])hyry of the Brauer near Blair in Athol 

 belong to the second porphyry formation ? 



19. Does the granitic rock in the vicinity of Aberdeen 

 belong to the granite or sienite formations ? 



20. Docs the sandstone of the Shetland islands belong to 

 the independent coal formation, or to any of the formations 

 described by Werner ? 



21. In what species of mineral repository are the ores of 

 Sandlodge in Shetland contained; and what are the orycto- 

 gnostic and geognostic characters and relations of these 

 ores ? 



22. Does the clay-stone of Papa Stour, one of the Shet- 

 lands, belong to the new flaetr trap or coal formations ? 



23. Does the serpentine of the islands of Renst and Fet- 

 lar belong to the first or second serpentine formations? 



LVI. Intelligence and Miscellaneous Articles, 



THE MAMMOTH. 



With the present Nnmber of the Philosophical Maga- 

 zine we have given a representation of the skeleton of 

 this stnpendous animal. Having, in our previous volumes, 

 given many particulars respecting the mannnoth, we shall 

 not here repeat them, but content ourselves with the fol- 

 lowing references to the volumes in which they may be 

 found : 



Vol. xiii. p. 206; vol. xiv. p. 162. 228. 332; vol. xvi. 

 p. 154. 1/0; vol. XX. p. 100; vol. xxix, p. 141, 



See also Plate V, vol. xiv. 



The committee to whose management the members of the 

 association for the discovery of the interior parts of Africa 

 have intrusted the direction of their affairs, has engaged 

 aiiolher traveller in their service; a person now in this 

 country, highly accomplished ibr such a purpose, possessed 



of 



