Description
Available here is a striking specimen of Ogyginus corndensis, a classic Ordovician trilobite from the Llanvirn Series, collected by our experienced fossil hunting team, Alister and Alison, on 27 March 2024 at the well-known Upper Gilwern Quarry, Wales, UK.
Ogyginus corndensis is a well-known trilobite species notable for its large, smooth exoskeleton, wide cephalon, and crescentic glabella. It is a member of the:
- Order: Asaphida
- Superfamily: Asaphoidea
- Family: Asaphidae
- Geological Stage: Llanvirn (part of the Darriwilian Stage, Middle Ordovician, ~465 million years ago)
- Depositional Environment: Deeper marine shelf with fine-grained sedimentation and low-energy conditions
This trilobite is highly sought after by collectors due to its broad shape and excellent preservation in dark Ordovician limestone. Its morphology, especially the broad glabella and semi-circular pygidium, makes it easily recognisable and significant for study or display.
The fossil has been expertly cleaned, prepped, and treated by Alison to reveal its intricate details. The image shows the actual specimen you will receive, and includes a 1cm scale cube to aid with full sizing—please refer to the photo for dimensions.
All of our fossils are 100% genuine specimens and come with a Certificate of Authenticity (COA) to ensure confidence in its origin and authenticity.
This is a fantastic opportunity to own a fine example of a British trilobite from a renowned Welsh locality—ideal for collectors, educational displays, or natural history enthusiasts.
Origin: Upper Gilwern Quarry, Wales, United Kingdom
Formation: Llanvirn Series (Darriwilian Stage)
Age: Middle Ordovician (~465 Ma)
Species: Ogyginus corndensis
Discovered by: Alister and Alison (27 March 2024)
Prepared by: Alison
Authenticity: 100% Genuine Fossil with COA






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