Species
Orthoceras arcuolyratum Schmidt, 1858
Synonymy list
1858     Orthoceras arcuolyratum — Schmidt , pp. 196
1926     Orthoceras arcuolyratum — Twenhofel , pp. 298
2006     Striatocycloceras foerstei — Kröger & Isakar , pp. 151, fig. 7Q, 10H
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Cephalopoda | 
| Subclass | Orthoceratia | 
| Order | Orthocerida | 
| Suborder | Orthoceratina | 
| Family | Orthoceratidae | 
| Subfamily | Orthoceratinae | 
| Genus | Orthoceras | 
| Species | arcuolyratum | 
| bifoveatum | |
| calamiteum | |
| compressum | |
| excentricum | |
| hoernesi | |
| luhai | |
| regulare | |
| revalense | |
| scabridum |