| A brief summary of the conodont biostratigraphy of the Marmaton Group (Upper Desmoinesian), Midcontinent outcrop belt, pp. 48-49, <In>, Bennison, A.P.; Upper Pennsylvanian source beds of northeastern Oklahoma and adjacent Kansas |
Swade, J.W.; and Heckel, P.H. |
Tulsa Geological Society, Field Trip Guidebook 58 pages |
1984 |
N/A
|
| Two types of Midcontinent Pennsylvanian black shales and their respective conodont faunas, (abstr.) |
Heckel, P.H.; and Swade, J.W. |
Geological Society of America, Abstract with Programs vol. 9, no. 5, p. 604 |
1977 |
N/A
|