468 Scientific Intelligence. 
then the several geological formations in order. e Lignitic 
ike D 
0 
value relating to the character and distribution of the coal beds is 
ded. The granite and other granitic rocks of the mountain 
Pages 193 to 274 are occupied by the Report of Dr. A. C. 
Prax, Geologist of the South Park Division. The Report con- 
On Trout Creek, a few miles below Bergen Park, fossils of the 
Quebec group were collected, including species of Obvlus, Uono- 
Ww 
Next follows a report by Mr. F. M. Enpricn, on the mining 
districts of Colorado; another of 60 pages by Leo LusQquEeREUX, 
on the Lignitic formation and its fossil flora; one of more than 
100 pages by Mr. E. D. Corr, on the Vertebrate Yetoontolg? of 
We learn that extended quarto Reports on the Fossil Plants by 
L. Lesquereux, and on the Invertebrate Fossils of the Rocky 
Mountain region by Mr. F. B. Mer, both to be illustrated by 
numerous plates, are soon to be issued. 
6. Catalogue of Plants collected in the years 1871, 1872 and 
1873, with descriptions of new species. 62 pp. 8vo. Report upon 
Ornithological specimens collected in the years 1871, 1872 and 
1873. 148 pp. 8vo. Geographical and Geological explorations 
and surveys west of the one hundredth meridian. First Lieut. 
