- Author:
- Edwards,D.;Wellman,C.H.;Axe,L.
- Year:
- 1999
- Title:
- Tetrads in sporangia and spore masses from Upper Silurian and Lower Devonian of the Welsh Borderland
- Reference:
- Edwards,D. et al. (1999) Tetrads in sporangia and spore masses from Upper Silurian and Lower Devonian of the Welsh Borderland Botanical Journal of the Linnean Society Vol. 130 # 2 P. 111- 156
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Synorisporites | Synorisporites downtonensis | Nd | Nd | |
| Synorisporites | Synorisporites verrucatus | Nd | Nd | |
| Tetrahedraletes | Tetrahedraletes medinensis | England(Shropshire) | Pridolian | Early Lochkovian |
| Tetrahedraletes | Tetrahedraletes sp | England(Shropshire) | Early Lochkovian | |
| Velatitetras | Velatitetras anatoliensis | England(Shropshire) | Pridolian | Early Lochkovian |
| Velatitetras | Velatitetras sp. Edwa.et al, 1999 | England(Shropshire) | Pridolian | Early Lochkovian |