Geology and Natural History. 463 
e 
mense amount of good work in American Paleontology, here 
describes from the Cincinnati group 33 species of Crinoids, nearly 
Y, 
all new, and 7 of star fishes (genera Stenaster and Protaster), be- 
and several Trilobites; and also Mollusks and Trilobites of the 
Devonian. The species are all finely figured from drawings mostly 
by Mr. W. H. Holmes. Next follows the section by Prof. New- 
on coal plants. A valuable review of the classification and dis- 
tribution of American Paleozoic fishes is first given. i 
me. 
3. United States Geological Survey of the Territories, F 
Haypen, Geologist in charge. hot We h 
received an interesting selection from the photographic views 
taken by Prof. Hayden’s Survey in Colorado this summer, and 
hasten to lay before the readers of the Journal some account of 
self so early, Their views of the peak, however, and of the beauti- 
