Family
Jovellaniidae Foord, 1888
List of species
1. Hadoceras septocurvatum Strand, 1934 | Ordovician
2. Mixosiphonoceras norvegicum Strand, 1934 | Ordovician
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Multiceratia |
| Order | Oncocerida |
| Suborder | Polyelasmoceratidae |
| Family | Acleistoceratidae |
| Diestoceratidae | |
| Graciloceratidae | |
| Hemiphragmoceratidae | |
| Jovellaniidae | |
| Genus | Hadoceras |
| Mixosiphonoceras | |
| Family | Karoceratidae |
| Oncoceratidae | |
| Phtanoncoceratidae | |
| Trimeroceratidae | |
| Valcouroceratidae |
See also