- Author:
- Bharadwaj,D.C.
- Year:
- 1960
- Title:
- Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America.
- Reference:
- Bharadwaj,D.C. (1960) Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. Comptes Rendu du Quatrieme Congress pour l'Advancement des et udes de Stratigraphie et de Geologie du Carbonifere,(Heerlen) P. 33- 39
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- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Triquitrites | Triquitrites | W.Germany(N.Rhine) | Westphalian B | Westphalian D |
| Triquitrites | Triquitrites | Illinois | Stephanian A | Stephanian B |
| Triquitrites | Triquitrites | Illinois | Westphalian B | Westphalian D |
| Tuberculatisporites | Tuberculatisporites | W.Germany(Saarland) | Stephanian A | Stephanian B |
| Tuberculatisporites | Tuberculatisporites | W.Germany(Saarland) | Westphalian B | Westphalian D |
| Tuberculatisporites | Tuberculatisporites | W.Germany(N.Rhine) | Westphalian B | Westphalian D |
| Tuberculatisporites | Tuberculatisporites | West Virginia | Stephanian A | Stephanian B |
| Tuberculatisporites | Tuberculatisporites | West Virginia | Westphalian B | Westphalian D |
| Tuberculatisporites | Tuberculatisporites | Kentucky | Westphalian B | Westphalian D |
| Tuberculatisporites | Tuberculatisporites | Kentucky | Westphalian B | Westphalian C |
| Valvisisporites | Valvisisporites | W.Germany(Saarland) | Stephanian A | Stephanian B |
| Valvisisporites | Valvisisporites | W.Germany(Saarland) | Westphalian B | Westphalian D |
| Valvisisporites | Valvisisporites | W.Germany(N.Rhine) | Westphalian B | Westphalian D |
| Valvisisporites | Valvisisporites | West Virginia | Stephanian A | Stephanian B |
| Valvisisporites | Valvisisporites | West Virginia | Westphalian B | Westphalian D |
| Valvisisporites | Valvisisporites | Kentucky | Westphalian B | Westphalian D |
| Valvisisporites | Valvisisporites | Kentucky | Westphalian B | Westphalian C |