- Author:
- Cooper,A.H.;Molyneux,S.G.
- Year:
- 1990
- Title:
- The age and correlation of Skiddaw Group (Early Ordovician), sediments in the Cross Fell Inlier (Northern England)
- Reference:
- Cooper,A.H. et al. (1990) The age and correlation of Skiddaw Group (Early Ordovician), sediments in the Cross Fell Inlier (Northern England) Geological Magazine Vol. 127 # 2 P. 147- 157
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Striatotheca | Striatotheca principalis | England(Cumberland) | Arenigian | |
| Striatotheca | Striatotheca prolixa | England(Cumberland) | Late Tremadocian | Early Arenigian |
| Striatotheca | Striatotheca quieta | England(Cumberland) | Arenigian | |
| Striatotheca | Striatotheca rarirrugulata | England(Cumberland) | Late Arenigian | |
| Striatotheca | Striatotheca sp | England(Cumberland) | Late Arenigian | |
| Tetraniveum | Tetraniveum arenigum | England(Cumberland) | Late Tremadocian | Early Arenigian |
| Tetraniveum | Tetraniveum arenigum | England(Cumberland) | Late Tremadocian | Early Arenigian |
| Timofeevia | Timofeevia phosphoritica | England(Cumberland) | Late Tremadocian | Early Arenigian |
| Veryhachium | Veryhachium lairdii | England(Cumberland) | Late Tremadocian | Arenigian |
| Veryhachium | Veryhachium trispinosum | England(Cumberland) | Arenigian | |
| Vogtlandia | Vogtlandia coalita | England(Cumberland) | Late Tremadocian | Early Arenigian |
| Vulcanisphaera | Vulcanisphaera africana | England(Cumberland) | Late Tremadocian | Early Arenigian |
| Vulcanisphaera | Vulcanisphaera turbata | England(Cumberland) | Late Tremadocian | Early Arenigian |