MEM MU 
EUM COMP ZOOL.VOLVI 
Fie | 
SECTION 
| illustrating the relative ¢6rades 
| 
of th 
PLIOCENE AND PRESENT CHANNELS 
‘Seeneses AMERICAN AND YUBA RIVERS 
EEC 
PH 
EPS 
2 s 5 x 
“ S = SS re Ss = 
> S in = s = s ~ iS 
S = > > 3 s s Xi 
~ s BS = = 5 S 
= a = SI - 
s = 
= 
SECTION 
BETWEEN GREENHORN CREEK AND THE ORK OF THE 
AMERICAN RIVER 
sh Flat 41756 
“ 
wine 
1 
* ~~ N ae S ~ : 
* = . = = S S Ss Ss = 
& S a S = 5 Ss = ee 
SS & a = S 
—— = S 
SECTION BEWTEEN 
