174 TRANS. OF THE ACAD. OF SCIENCE. 
SYSTEM I—QUATERNARY. 
No. aces feet Bluff, the same as in Missouri—2d Ann. Rep. Mo. Survey. 
4 feet white c clay—2d Ann. Rep. of Mo. Survey. 
. es 15 feet local drift. 
"169 feet of Quaternary. 
SYSTEM II. Pargeng repel 
No. 4—45 feet light gray crystaline limesto 
‘ §—27 feet slope strewn with light gray gonna concretions.* 
“724 feet of Cretaceous. 
SYSTEM IIl.—TRIASSIC. (?) 
No. 6—12 feet light gray arenaceous limestone. 
“ Sis feet blue py 
15 feet dark brown ferrugino sandstone. 
o> feet, like No. 7. 
pthears ts, detane 
pe i 14 feet variegated, na and white, clay. 
“ 12— 8} feet white granular gypsum . (Local.) 
and 9. 
) feet Faliowish eae argillaceous sandstone. 
“ «19-10 feet thin silico-calcareous strata, containing fragments of trees. 
«21-10 | 
es of 
“BET et we cay, with som coneetions ot oxi of ion pees 
& ‘$204 fet of 1 Triassic. () 
Sys 
hivsau Cl F.V Ha 
phere ae as proceedings, 3 
