Blue Lias
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The Blue Lias is a geological formation in southern, eastern and western England and parts of South Wales, part of the Lias Group. The Blue Lias consists of a sequence of limestone and shale layers, l
Lower Lias sequence exposed at Nash Point, Glamorgan, Wales
Blue Lias formation at Lyme Regis, Dorset
Lytes Cary, Somerset, built of Blue Lias with Ham stone dressings around the windows
The holotype of Plesiosaurus dolichodeirus, on display at the Natural History Museum in London
Hasle Formation
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The Hasle Formation is a geologic formation on the island on Bornholm, Denmark. It is of early to late Pliensbachian age. Vertebrate fossils have been uncovered from this formation. The type section o
Outcrop (Yellow layers)
Head of a modern Serpula vermicularis
Rhynchonellidae Rhynchonella species
FMIB 48838 Waldheimia flavascens