90 



THE GEOLOGY OF CALVEKT COUNTY 



X. Section .5 miles south of Parker Creek. 



.- .2 

 Pleistocene. 9 « . 



8 9 



^i. 



Reddish sandy loam 



Feet. Inclies. 



9 



Miocene, 



a a 

 o 2 



.a '-' 



d 

 u 3 



f Reddish sand (Zone 20) 



Reddish sandy clay containing Balanus concavus, 

 Gorbula idonea, Astarte thisphila, Pecten madisonius, 

 Venus campechiensis var. cuneata, Dosinia acetahula, 

 Cardium laqueatum. Area stamlnea, etc., (Zone 19) 

 Yellowish sandy clay containing fossil casts (Zone 18) 

 Yellow sand containing Ecphora quadricostata, Tur- 

 ritella pleieia, Panopea americana, Corbnla idonea, 

 G. cuneata. Metis biplicata, MacrocalUsta mary- 

 landica, Venus mercenaria, V. campechiensis var. 

 cuneata, Dosinia acetahula, Isocardia fraterna, Car- 

 dium laqueatum, Crassatellites turgldulus, Astarte 

 thisphila, Pecten coccymelus, P. madisonius, Melina 

 maxillata. Area staminea, etc. (Zone 17) 



14 

 20 



9 



' Bluish clay (Zone 15) 



Brownish sandy clay containing Isocardia -fraterna 



(Zone 14) 4 



Bluish sandy clay (Zone 13) 10 



Brownish sandy clay carrying Ecphora quadricostata 

 var. umhilicata, Venus mercenaria, Cytherea 



staminea (Zone 12) 1 



Bluish clay (Zone 11) 4 



Total 73 



XI. Section one mile south of Parker Creek. 



Pleistocene. 



o c 

 .« .2 



i| 



Yellow sand 



Feet. 

 7 



^ a 



a o 



^% 



o a 



C Red sand (Zone 20) 2 



Yellow sand containing a little clay and carrying character- 

 istic fossils (Zone 19) 14 



Yellowish sand above, grading into bluish clay below and 



carrying bands of poorly preserved fossils (Zone 18) 22 



Yellow sand carrying characteristic fossils (Zone 17) 5 



Yellowish sand (Zone 16) 10 



Miocene. 



> 



Bluish unfossiliferous clay (Zone 15) 5 



Bluish clayey sand containing Isocardia fraterna (Zone 14) ... 2 



I Bluish unfossiliferous clay (Zone 13) 10 



I Bluish clay carrying characteristic fossils (Zone 12) 1 



Total . 



78 



