details |
Late Devonian |
|
Canada(Alberta) |
Sarjeant,W.A.S. et al. The acritarch genus Polygonium, Vavrdova emend. Sarjeant and Stancliffe 1994: a reassessment of its constituent species. (In: Stratigraphie du Mesozoique et du Cenozoique. M.Streel, editor) |
1996 |
details |
Nd |
|
Nd |
Sarjeant,W.A.S. et al. The acritarch genus Polygonium, Vavrdova emend. Sarjeant and Stancliffe 1994: a reassessment of its constituent species. (In: Stratigraphie du Mesozoique et du Cenozoique. M.Streel, editor) |
1996 |
details |
Late Devonian |
|
Canada(Alberta) |
Sarjeant,W.A.S. et al. The acritarch genus Polygonium, Vavrdova emend. Sarjeant and Stancliffe 1994: a reassessment of its constituent species. (In: Stratigraphie du Mesozoique et du Cenozoique. M.Streel, editor) |
1996 |