Family
Trimeroceratidae Hyatt, 1900
Selection of related publications
Jacobson, M. 1999. Five new cephalopod species from the Silurian of Gotland. Examensarbeite i geologi vid Lunds Universitet 108, 1-18.
List of species
1. Clathroceras plicatum Stridsberg, 1985 | Ludlow
3. Jeppssonoceras concentratum Stridsberg, 1985 | Ludlow
4. Patagiumoceras crebristriatum Jacobson, 1999 | Wenlock
5. Patagiumoceras urnulum Jacobson, 1999 | Wenlock
8. Pentameroceras nondum Jacobson, 1999 | Wenlock
9. Pentameroceras tibia Jacobson, 1999 | Wenlock
10. Plemeroceras cassis Stridsberg, 1985 | Ludlow
11. Simonssonoceras triangulum Jacobson, 1999 | Wenlock
12. Trimeroceras bulbosum Stridsberg, 1985 | Wenlock
13. Trimeroceras cylindricum (Barrande, 1865) | Ludlow
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Multiceratia |
| Order | Oncocerida |
| Suborder | Polyelasmoceratidae |
| Family | Acleistoceratidae |
| Diestoceratidae | |
| Graciloceratidae | |
| Hemiphragmoceratidae | |
| Jovellaniidae | |
| Karoceratidae | |
| Oncoceratidae | |
| Phtanoncoceratidae | |
| Trimeroceratidae | |
| Genus | Clathroceras |
| Inversoceras | |
| Jeppssonoceras | |
| Patagiumoceras | |
| Pentameroceras | |
| Plemeroceras | |
| Simonssonoceras | |
| Trimeroceras | |
| Family | Valcouroceratidae |