40 A NOTICE OF THE 



hall ; the fossils of America are in the southern series ; and those 

 from other parts of the world in the northern and middle series 

 of cases. The arrangement of this extensive cabinet is not yet 

 complete. 



The following summary will indicate to the reader the extent 

 and value of this department of the museum. 



The number of fossils labelled and displayed in cases, under 

 glass, is 14,793, as follows : 



American. Foreign. 



Silurian, .... 2,936 



Coal, 89 244 



Cretaceous, .... 1,162 1,526 



Eocene, .... 481 1,231 



Miocene, .... 386 1,132 



Pliocene, .... 1,176 1,405 



Wealden, .... 158 



Oolitic, .... 1,307 



Lias, 855 



Muschelkalk, ... 201 



Keupferschiefer, . . . 504 



6,230 8,563=14,793 



In drawers, ready to be arranged, 5,799 



In boxes, not yet unpacked, 2,826 



The aggregate number of specimens, illustrative of palaeon- 

 tology, is 23,518. 



In the enumeration of this department, a tray, or group, 

 though in some cases ten or twenty fossils are under one label, 

 has been counted as one specimen. If every individual fossil 

 were counted, it is estimated, the aggregate would be at least 

 60,000. 



17. CHEMICAL AND PHILOSOPHICAL APPARATUS. 



The collection of chemical and philosophical apparatus is not 

 very extensive. 



The Academy is indebted to the late Dr. Parrish, for sundry 

 pieces of chemical apparatus ; to the late Wm. Maclure for three 



