Explanation of plate 26 *. 
39 
Plate 26 \ 
f , foot-marks of several extinct species 
o irds, fouird in the New Red sandstone of the Valley 
the Connectieut.* (Hitehcock.) 
V. Y Journal of Science and Arts, January, 1836. 
restin ' t**'etossor Hitchcock has published a most inte- 
rna, "f liis recent discovery of Oniithichmtcs, or foot- 
ne'^: r sandstone of the valley of the Con- 
the tracks have been found at various depths beneath 
near o'. H'arries of laminated dag stones, at five places 
^^»>ds o„e m mclined from 5-, to 3(T>, and the Tracks appear to 
Seven ** before the strata received their inclination, 
sivieo tiacks occur in three or four (piarries within the 
the Jtn , ” Z “•«» '*0 considers 
of 1 ,- , different species, if not genera, 
ot birds. (See PI. 2G«, Figs. 1—14.) , > b , 
Tlie footsteps appear in regular succession, on the continuous track 
or an ammal m the act of walking or running, with the right and left 
‘oot always m their relative places. 
trade of the intervals between each footstep on the same 
oxulain greater amount than may be 
ferein ini V : ^any tracks of dif- 
aiiother ■ diflerent species are often found crossing one 
muddy si sometimes crowded like impressions of feet on the 
(See PI stream, or pond, where Pucks and Geese resort. 
Nonl ■ *'*•) 
to he those of Web-footed Birds; 
habits resembb (^'“l«rs) or birds whose 
usually distinct Brallaj. The impressions of three toes are 
toe is mostly , ■' hi a few- instances ; that of the fourth or hind 
The most re'^" footsteps of modern Gr.allm. 
tic bird, twice among these footsteps, are those of a gigan- 
iuches in lel^tb Ostrich, whose foot measured fifteen 
inches. All ti * of the largest claw, which measured two 
'‘“d pi. 2 (jb p!'^ * 'ree toes were broad and thick. (PI. 26». Fig. 1. 
ia one qu ' These largest footsteps have as yet been found 
oearly *** i^ount Tom near Northampton; here, four 
thorn six fo u *'^'**^'^* t''®''® discovered, and in one of 
00 steps appeared in regular succession, at the distamie of 
