description Trinodus Overview
Trinodus is an extinct genus of small Ordovician trilobites assigned to the raphiophorid lineage. It is characterized by a relatively large cephalon compared with the rest of the exoskeleton, a simplified body form, and a small or reduced pygidium. Its fossils occur in marine strata of Europe and are useful for studying the diversity of specialized Ordovician trilobites.
help Trinodus FAQ
What is Trinodus?
Trinodus is an extinct genus of small Ordovician trilobites assigned to the raphiophorid lineage. It had a simplified body form and a relatively large cephalon.
What did Trinodus look like?
Trinodus is characterized by a large head shield compared with the rest of its body, along with a small or reduced pygidium. These features distinguish its general form from many more evenly proportioned trilobites.
When did Trinodus live?
Trinodus lived during the Ordovician Period, when marine trilobite communities were widespread. The supplied information does not give a reliable exact date or stage for the whole genus.
Where are Trinodus fossils found?
Trinodus fossils occur in marine strata. The provided description does not specify one confirmed geographic region, so a single locality should not be treated as representative of the entire genus.
explore Explore More
Reviews & Comments
Write a Review
Be the first to review
Share your thoughts with the community and help others make better decisions.
