Genus
Tyrioceras Strand, 1934
Selection of related publications
Kröger, B. 2013. The cephalopods of the Boda Limestone, Late Ordovician, of Dalarna, Sweden.  European Journal of Taxonomy   41,   41,   1-110. DOI:10.5852/ejt.2013.41
List of species
1. Tyrioceras kjaerulfi Strand, 1934 | Katian
2. Tyrioceras warburgae Frye, 1982 | Katian
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Cephalopoda | 
| Subclass | Orthoceratia | 
| Order | Astroviida | 
| Suborder | Lituitina | 
| Family | Sinoceratidae | 
| Genus | Rhynchorthoceras | 
| Tyrioceras | |
| Species | kjaerulfi | 
| warburgae |