| original |
Chesterian |
Springerian |
Utah |
Schemel,M.P. Carboniferous plant spores from Daggett County, Utah |
1950 |
| details |
Nd |
|
North America |
Hoffmeister,W.S. et al. Additions and corrections to "Geologic range of Paleozoic plant spores in North America". |
1955 |
| details |
Chesterian |
|
Kentucky |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| details |
Chesterian |
|
Illinois |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| details |
Early Carboniferous |
|
Utah |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Early Namurian A |
|
Canada(British Columbia) |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Early Namurian A |
|
Canada(Alberta) |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Early Namurian A |
|
Montana |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Early Namurian A |
|
North Dakota |
Halbertsma,H.L. et al. The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. |
1960 |
| details |
Late Mississippian |
|
Utah |
Sullivan,H.J. Progress report of CIMP Working Group No.7 on genus Tripartites |
1962 |
| details |
Mississippian |
|
Oklahoma |
Sullivan,H.J. Progress report of CIMP Working Group No.7 on genus Tripartites |
1962 |
| details |
Namurian A |
|
Scotland |
Sullivan,H.J. Progress report of CIMP Working Group No.7 on genus Tripartites |
1962 |
| details |
Chesterian |
|
Oklahoma |
Wiggins,V.D. Palynomorph fossils from the Goddard Formation (Mississippian) of Southern Oklahoma |
1962 |
| details |
Namurian A |
|
Scotland |
Sullivan,H.J. et al. Triquitrites and related genera. |
1964 |
| details |
Mississippian |
|
Utah |
Sullivan,H.J. et al. Triquitrites and related genera. |
1964 |
| details |
Mississippian |
|
Oklahoma |
Sullivan,H.J. et al. Triquitrites and related genera. |
1964 |
| details |
Westphalian A |
|
Poland |
Jachowicz,M.A. Discussion In |
1964 |