details |
Early Devonian |
|
England(Shropshire) |
Richardson,J.B. Abnormal spores and possible interspecific hybridization as a factor in the evolution of Early Devonian land plants |
1996 |
details |
Ordovician |
|
Nd |
Traverse,A. Manifestations of sporopollenin, Chitin and other "Non-degradab plastics" in the geologic record, as evidence for major biologic events |
1992 |
details |
Lochkovian |
|
England(Shropshire) |
Edwards,D. New insights into early land ecosystems: A glimpse of a Lilliput World. |
1996 |
details |
Early Lochkovian |
|
England(Shropshire) |
Edwards,D. et al. Tetrads in sporangia and spore masses from Upper Silurian and Lower Devonian of the Welsh Borderland |
1999 |
details |
Early Tournaisian |
|
Libya |
VavrdovЎ,M. Latest Devonian miospores and acritarchs from the subsurface samples of the Ashkidah Formation. (In: The Geology of Libya. M.J.Salem et al, editors) |
1991 |
details |
Early Arenigian |
|
Argentina(Salta) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
details |
Ordovician |
|
China(Anhwei) |
Chen,G. et al. Discovery and research of palaeontological fossils from the metamorphic rock area in South Anhui. |
1998 |
details |
Lochkovian |
|
England(Shropshire) |
Edwards,D. The role of Mid-Palaeozoic mesofossils in the detection of early bryophytes. |
2000 |