MARYLAND GEOLOGICAL SURVEY 



91 



Pleistocene. 



Miocene. 



O O 



^ 9 



^, o 



a 

 •w o 



11 



c F 



U ~ 



fa 



XIL Section at Governor Run. 



Feet. 



Reddish sandy loam 5 



Reddish sand (Zone 20) 1.3 



Yellowish sandy clay carryins charactoristic fossils (Zone 10) 12 

 Yellowish sandy clay carrying a few poorly preserved fos- 

 sils (Zone 18) 18 



Yellow sand carrying characteristic fossils (Zone 17) 5 



Bluish sandy clay (Zone 16) 13 



Bluish clay (Zone 1.")) 4 



Brownish sandy clay carrying Isocurdiu fratcrna (Zone 14) . . 4 



Bluish clay (Zone 13) 1 



Total 75 



X'in. Section 2.75 miles south of Governor Run. 



.w .2 f Feet. 



Pleistocene. £ S vj Reddish yellow loam, sand and grave! 15 





Miocene. 



^ 9 



a .2 



a a 



o 



u 



o 

 fa >- 



Y'ellowish sand carrying characteristic fossils (Zone 17) 5 



Greenish sandy clay carrying Ecphora quadricostata, Venus 

 campechiensis var. cuneata, Dosinia acetabula, Phacoides 

 contractus, etc. (Zone 16) 9 



Total 29 



XIV. Section at Flay Pond. 



Pleistocene. 



Miocene. 



-a S 



C !-' 



3 O 



02 fa 



a 

 >> o 



•^^ a 



JsS c 

 a o 



II 



Feet. 

 Reddish loam, sand and gravel 40 



Drab clay and sand (Zone 23) 29 



Drab clay carrying scattered bands of fossils which contain 

 the following species : Balanus con<;avus, Spisula inary- 

 landica, CaUocardia subnasuta, Cardium laqucatum, Pecten 

 inadisonius, 2Ielina maxillata, Yoldia levis, etc. (Zone 22) . . 14 

 Drab clay with sandy bands (Zone 21) 15 



- Drab clay with sandy bands (Zone 20) 15 



Sandy clay indurated above which contains the following 

 species : Halanus concavus, Corbula idonea, MacrocaUista 

 viarylandica, Dosinia acetabula, Cardium laqucatum, Pha- 

 coides anodonta, Crassatellitcs marylandicus, Astarte this- 

 phila, Ostrea carolinensis, Pecten madisonius. Area ataminea, 



etc. (Zone 19) 15 



Bluish green sandy clay carrying a few fossil casts (Zone 18) . 12 

 Bluish green sandy clay carrying characteristic fossils (Zone 

 17) 1 



Total 141 



