166 PHYSIOGRAPHY AXD GEOLOGY OF THE COASTAL PLAIN PROVINCE. 



X. Section on east side of Nansemond River, about one mile south of Reid's 



Ferry Post-Office. 



Feet Inches 



Pleistocene Surface loam 8 



Laminated drab clay 4 



Miocene. Yorktown Gray sand 3 



Yellow loamy sand with impressions of 



fossils 1 G 



Fragmental shell marl, composed almost 

 entirely of small shell fragments with 

 very few perfect shells, except some 

 exceedingly small species. A few 

 pectens. probably Pecten eborcus were 

 seen. The marl has been dug on this 

 farm for use on peanut fields 

 ( exposed ) 3 



Total 814 



XI. Section in marl pit on Brigg's Creek, about six miles northwest of 



Suffolk. 



Feet 

 Miocene. Yorktown Yellow marl made up of broken fragments of 



shells 6 



Yellow marl, sandy with numerous well pre- 

 served shells such as Panopea, Urosalpinx, 

 Ostrea, Pecten, Balanus, etc 3 



Total 'J 



XII. Section on Calhoun Creek, about three miles northivest of Suffolk 



at Calhoun Bridge. 



Feet 



Pleistocene Yellow sands 6-10 



White sands, fine-grained, cross-bedded 4-6 



Miocene. Yorktown Blue sandy compact marl highly fossiliferous 12-15 



Total 31 



On the south side of the creek, a short distance helow the bridge there is 

 a steep bank showing a slightly different section. 



XIII. Section on Calhoun Creek three miles northwest of Suffolk. 



Feet 

 Pleistocene Yellow sands with coarse gravel 10-15 



Miocene. Yorktown Yellow sandy marl, fossiliferous 10-15 



Blue sandy marl, similar to above, fossiliferous 3-5 



Total 35 



