566 



V. MISCELLANEA. 



I. Distribution of Fossil Plants. 



[The following extract, from a memoir by M. Gceppert, of 

 Breslau, well known for his investigations concerning the fossil 

 remains of vegetables, possesses great interest as offering a gene- 

 ral view of the relative distribution of these remains. In the 

 year 1828, when a summary of this kind was last given by M. 

 Ad. Brongniart, only 500 species were known. The present list 

 includes 1792.— Ed.] 



Families. Species. 

 Grauwacke (beds older than those of the carboniferous 



series) _____ 



Carboniferous limestone - 

 Coal measures - 

 Lower new red sandstone (Permian) 

 Magnesian limestone and Kupfer schiefer (Permian) 



Gres bigarre (Bunter sandstein) - 



Muschelkalk - - _ - _ 



Keuper marls (Marnes irisees) 



Lias - * - 



Oolitic series _____ 



Wealden formation - 



Lower cretaceous beds - 



Chalk - - - 



Monte Bolca beds (Lower Tertiary) 



Other Lower Tertiary - 



Middle and Upper Tertiary (Miocene and Pliocene) 



Unknown geological position - 



8 



52 



3 



3 



18 



816 



4 



39 



3 



19 



— 36 



929 



8 



32 



2 



2 



8 



52 



12 



75 



9 



159 



8 



16 



15 



59 



1 



3 



— 63 



'• 398 



4 



7 



10 



120 



52 



327 



— 66 



454 



4 



11 



169 



1792 



II. Notice of a Mastodon recently discovered in North 



America. 



" The remains of an immense Mastodon have been lately dis- 

 covered and exhumed about 6 miles west of Newburgh. This 

 is the fourth skeleton of the kind that has been discovered in this 

 country ; but while all the others have been imperfect (many of 



