132 Scientific Intelligence. 
Il. MINERALOGY AND GEOLOGY. 
nal, II, vo. yoP. , is a description by Prof. B. F. Mu 
f Kansas, of a slab containing four impressions referred to 
Leptodactylous birds. rock was conjectured to belong to the 
e edges are rough. Between C an there is great diss 
larity. e middle toe of the first is very much longer than either 
of what might be called the middle toe of D, the latter having four 
The divarication of the toes in A does not correspond with 
ase 
unlike ichnites; for the excavation has a sharp edge, while 
surface slopes gradually from the top of the layer to the bottom of 
