Species
Isorthoceras junceum (Hall, 1847)
Synonymy list
1847     Orthoceras junceum — Hall , pp. 204, fig. 47:3a-f
1850     Geisonoceras junceum — Orbigny , pp. 3
1877     Orthoceras junceum — Miller , pp. 175
1886     Orthoceras junceum — James , pp. 238
1888     Orthoceras junceum — Foord , pp. 10
1897     Orthoceras junceum — Clarke , pp. 790
1908     Orthoceras junceum — Cumings , pp. 1037, fig. 51:5
1910     Orthoceras junceum — Grabau & Shimer , pp. 48, fig. 1246
1914     Orthoceras junceum — Foerste , pp. 144
1919     Orthoceras junceum — Bassler , pp. 323, fig. 51:5-7
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
Kröger, B., Ebbestad, J. O. R., Högström, A. E. S., Frisk, Ǻ. M. 2011. Mass concentration of Hirnantian cephalopods from the Siljan District, Sweden; taxonomy, palaeoecology and palaeobiogeographic relationships.  Fossil Record   14,   1,   35-53. DOI:10.1002/mmng.201000014
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Cephalopoda | 
| Subclass | Orthoceratia | 
| Order | Orthocerida | 
| Suborder | Orthoceratina | 
| Family | Proteoceratidae | 
| Genus | Isorthoceras | 
| Species | angelini | 
| bisignatum | |
| cavi | |
| curvilineatum | |
| dalecarlense | |
| elongatocinctum | |
| heroyense | |
| junceum | |
| luhai | |
| maris | |
| nikwis | |
| padisense | |
| saaremense | |
| sociale | |
| suave | |
| sylphide | |
| urdr | |
| vexilli | |
| wahlenbergi | 
References based on distribution
- Kröger, 2013 Kallholn quarry Katian
- Kröger et al., 2011a Osmundsberget Quarry Hirnantian