Author:
Downie,C.;Soper,N.J.
Year:
1972
Title:
Age of the Eycott Volcanic Group and its Conformable relationship to the Skiddaw Slates in the English Lake District.
Reference:
Downie,C. et al. (1972) Age of the Eycott Volcanic Group and its Conformable relationship to the Skiddaw Slates in the English Lake District. Geological Magazine Vol. 109 # 3 P. 259- 268
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Genus Species Country(Region) From To
Siphonochitina Siphonochitina robusta England(Lancashire) Llanvirnian
Tectitheca Tectitheca contracta England(Lancashire) Llanvirnian
Tectitheca Tectitheca filigera England(Lancashire) Llanvirnian
Tectitheca Tectitheca sp England(Lancashire) Llanvirnian
Veryhachium Veryhachium lairdii England(Lancashire) Llanvirnian
Veryhachium Veryhachium sartbernardense England(Lancashire) Llanvirnian
Veryhachium Veryhachium trispinosum England(Lancashire) Llanvirnian