270 Scientific Intelligence. , 
From this position it rapidly expands towards the two extremities of the 
: 
bone. The medullary cavity is very short and narrow. ) 
The two metatarsal bones are of robust proportions and are each about ‘ 
11 inches long. The provimal phalanx of a toe is 6 inches long, and 5} 
inches broad at base. : 
If we estimate the number of vertebre of the trunk of Hadrosauris, j 
to have been the same as in the recent Crocodile and Iguana; the 
number of sacral vertebre: to have been the same as in the = 
and the number of caudal vertebre to have been fifty; the whole num 
ber of vertebrae would have been eighty. A calculation of the length of 
e specimens of vertebre in our possession, with a proper allowance of 
without any tendency me such a position as that me tioned, 18 
not improbable that Hadrosaurus retained the ordinary prostrate in 
tion, progressing in t anner which has been suspected to have 
the case in the extinct batrachian of an earlier period, 
much larger individual than the one whose remains have been 
this evening. ow wel 
The species I would respectfully propose to dedicate to our fello 
ber, W. Parker Foulke, than whom none of our number is more 
in the advancement of the great objects of this Academy- + the 
gs 2 Report on the Sandstone of 
Professor Hitchcock has here given us a revision of has 80.1008 
subject of the Connecticut River Footmarks, in which he ea tof et 
and successfully labored, and, besides, has added a large amo st with 
tie and many fine plates in its illustration. The volume CF pol 
a bibliography containing a list of all publications oD trata thet 
Footprints. The characters, conditions, and origin of the — fossil 
discussed, and following these pages, the descriptions of tn ; 
imprints, - iy 
the age of the sandstone Prof. Hitcheock conde 
upper half of the sandstone,—that east of the trap range © 
