RELATION OF FAUNA TO STRATIGRAPHIC SECTION. 43 


















spared Feet. |Meters. Present land surface. 
20+] 6+ | Dense blue limestone. 
74: 
73. os las Ocherous, gray, dense, conglomeritic 
limestone. 
isk 110 | 33 Massive ocherous gray limestone. 
Ki-chou £0k = 
limestones. 
B72. a peyr Brown and gray shales and thin- 
5 bedded limestone. 
R2 
5S 
° 
5 ais 45 14 Massive gray oolitic limestone. 
} 15 4.5 | Gray shales. 
iB 9 3 Gray crystalline limestone. 
S| 8 2.5 | Gray calcareous shale. 
O 5 1.5 | Oolitic limestone. 
30 g | Gray and buff shales with limestone 
nodules. 
12 3.5 | Hard brown-gray oolitic limestone. 
75 35 10.5 | Slabby buff limestone, dense and 
hard. 
80 | 25 Red shales with thin reddish lime- 
stones. 
Man-t’o 
€m 
shales. 40 12.5 | Redshale and argillaceous limestone, 
with thin yellow limestones. 
30 9 Red shale and thin limestone. 
4 1.3 | Argillaceous yellow limestone. 
12 3.5 | Red calcareous shale. 
3 to15|1to5 Red sandstone and conglomerate. 
| 
3 
‘gy Hu-t’o Ah / 
3) system. ; 610+ | 180+] Purple argillites; siliceous limestones 
bo and dikes of greenstone. 
< 






Fic. 3.—PARTIAL SECTION OF THE SINIAN SYSTEM SOUTH OF TUNG-YU, SHAN-SI. 
