MIOCEtJE FOmiATIONS-MABTLAKD 
1.Section on a southern branch of Lyons Greek 
Calvert formation :- Peet 
White diatomaceous clay (Zone 3)***. 5 
White sandstone containing following 
fossils: Bcphora tricostata*PanoT>ea 
whitfieldi ,P. americana , Corbula elevata , 
Phacoides c ontractus . Venericardia granu - 
lata . Astarte cuneiformis . A*thomasi , 
Thracia conradi » Pecten madisonius , P. 
humnhreysi i ,Chione latilirata . Gytherea 
staminea (Zone £).*••* . 1 
Brown sand containing Phacoides contractus 
(Zone 1).. .... 6 
Greenish sandy clay*... *** 35 
Total* *.*.47 feet 
£.Section at Fairhaven,l/£ mile south of wharf. 
Pleistocene Peet 
Gravel 9 sand .clay.*. 10 
Calvert formation 
Diatomaceous sandy clay bleached to a whitish 
color,jointed so as to have a rough columnar 
appearance,carrying Phacoides contractus 
(Zone 3,in part)... 24 
Diatomaceous greenish sandy clay breaking 
with concoidal fracture,carrying Phacoides 
contractus and bearing rolled and reworked 
fossils from Eocene in lower £ 1/2 feet 
(Zone 3,in part)... .36 
Total....* 70 Peet 
