Robuta

https://researchportal.port.ac.uk/en/publications/graptolites-from-the-deerhope-formation-north-esk-inlier/fingerprints/ Graptolites from the Deerhope Formation, North Esk Inlier - Fingerprint - University of Portsmouth university of portsmouth from the north esk graptolites formation https://nora.nerc.ac.uk/id/eprint/542339/ Llandovery graptolites from localities along and adjoining the valleys of the Afon Cothi, Nant... the valleys afon cothi llandovery graptolites localities