data&figures
Data & Figures
contents
Contents
georef
GeoRef
supplements
Supplements
references
References
related
Related
1 May 1999
Index Terms/Descriptors
- assemblages
- biostratigraphy
- biozones
- clastic rocks
- correlation
- England
- Europe
- first occurrence
- Graptolithina
- Graptoloidea
- Great Britain
- Lower Silurian
- Monograptina
- Monograptus
- mudstone
- paleoecology
- paleoenvironment
- Paleozoic
- preservation
- sedimentary rocks
- Silurian
- species diversity
- stratigraphic boundary
- United Kingdom
- Wales
- Welsh Borderland
- Wenlock
- Western Europe
- Cyrtograptus
- Builth Wells Wales
Latitude & Longitude
