38 



LIFE OF THE PLEISTOCENE 



Rotundaria tuberculata 



Pleurobema coccineum magnalacuslris 



EUiplio crassidens 



Quadrula puslulosa 



Anodonta species 

 Sphaerium fiavum 

 Pisidium politum 



Sphaerium stamineum 



" solid id 'u m 

 Musculium transversam 

 Amnkola limosa porata 



Stratum X 

 Stratum XII 



Stratum XIV 



Campeloma integrum 

 Goniobasis livescens 

 Amnkola limosa 



Campeloma integrum 



Goniobasis livescens 

 Amnicola emarginata 

 Planorbis parvus 



Physa gyrina 

 Planorbis trivolvis 

 Galba palustris 



stations 23 to 26 

 2750, 2860, 3200, 3240 feet north of Foster Avenue. Surface 590 feet A. T.; 10 feet A.L.M 



Strata 



Deposit 



Depth 



Remarks 





23 



24 



25 



26 





VII 



Silt 



54 



Vx 



6 



2 

 17 



7 

 44 



72 



K 



6 

 11 



50 



Ya 



4 



2 

 25 

 15 

 34 



53 



Vi 

 5 

 9 



Interstratified with sand. 



VI 



Sand 





V 



Silt 





IV 



III 



Gravel and sand 



Silt, oxidized 



With Unios.. 



II 



Gravel 









I 



Boulder clav 



41 



63 







Total thickness. 







130M 



130M 



130M 



130M 





station 27 (Plate XIII) • 



3750 feci north of Foster A venue. Surface 590 feet A.T.; 10 feet A .L.M. 



Strata 



Deposit 



Depth 



Remarks 



A. IV 



Silt 



60 



4 

 22 

 36 



122 



Interstratified with sand. 



B. Ill 



Sand and gravel ! 



With Unios. 



C. II 



Silt 



With wood, leaves and shells. 



I 



Boulder clay 





Total thickness.... 





