40 



LIFE OF THE PLEISTOCENE 



Qicadrula piislulosa 

 Rotundaria tuberculoid 

 Elliptio crassidens 



Campeloma integrum 

 Goniobasis livescens 

 Amnicola limosa 



station 29 (Plates I, XV) 

 3625 feci north of Foster A semie. Surface 590 feet A.T.; 10 feet A .L.M. 



Strata 



Deposit 



Silt and loam 



Silt 



Silt 



Sand and gravel 



Sand 



Silt and peat 



Sand 



Boulder clay 



Total thickness.. 



Depth 



Remarks 



A. VIII 



B. VII 



C. VI 



D. V 



E. IV 



F. Ill 



G. 

 H. 



II 

 I 



18 

 23 

 39 



4 



1 



m 



5 

 32+ 



Sand and shells intermixed. 

 With Unios. 



Carbonaceous, with peat, wood, 

 and a few shells. 



129^ 



stations 30 and 31 (Plate XVI) 

 3675 and 3750 feet north of Foster Avenue, Surface 590 feet A.T.; 10 feet A. L.M. 



Strata 



Deposit 



Depth 



Remarks 





30 



31 





VII 



Silt and loam 



21 

 23 

 39 



4K 



4 

 5 



36 



21 

 23 

 39 

 4^ 



31 





VI 



Silt 



• 



V 



Silt 





IV 



Sand and gravel 



With Unios. 



III 



Silt 



With logs, leaves, peat. 

 Gravel, very irregular in 

 thickness. 



II 



Sand and gravel 



I 



Boulder clay 





Total thickness 







132^ 



132^ 





