The foraminiferal fauna of the upper cretaceous Arkadelphia marl of Arkansas.
| Main Author: | |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Govt. Print. Off,
1949.
|
| Series: | Professional paper (Geological Survey (U.S.)) ;
221-A. |
| Subjects: |
| Item Description: | Includes index. |
|---|---|
| Physical Description: | 19 pages : 4 leaves of plates. ; 29 cm. |