[[margin]] 25 [[/margin]] 
Collections 
400n= 6666 B= top ss. 
400m= 6666 C= next lower bed with abundant fossils 
400-} 6666 D= Hard Cystiphyllum bed 
May 29 
SE1/4SE1/4 21-47N-5W. 
Section on Mo 1 9, 1 .25 miles N of Big Spring 
A- light gray dolomite with flattish bedding= Jeff City ? 
B- 5' irregularly bedded earthy brown Is, granular, with Echinoderm 
debris 
C- Pinkish to white crinoidal limestone, cross-bedded, 3 1/2-4' 
D- Finer grained calcarenite with numerous small cupped Hexagenaria 
=6667 Dark gray in fracture-contrasts with C in color 3 1/2-4' 
E- About 3' dark gray weathering but light gray finely granular Is. with 
scattered crinoid stems 
F- 3 1/2' creamy white, crinoidal limestone to pinkish with many 
[[margin image with six sections in form of column]] 
H 
6668 
14’ G 
4 1/2' F 
3’ E 
6667 3 1/2-4’ D 
3 1/2 - 4’ C 
5 1/2' B 
A 
6667= 384h [[/margin]] 
G. Arthur Cooper - Field notes, 1 966 
Transcribed and Reviewed by Digital Volunteers 
Extracted Nov-02-2015 11:09:05 
Smithsonian Institution Transcription Center, Smithsonian Institution Archives 
