Species
Cyrtospirifer disjunctus (Sowerby, 1840)
Synonyymit
1840     Spirifer disjunctus — Sowerby in Sedgwick & Murchison , pp. 704
2006     Cyrtospirifer disjunctus (Sowerby in Sedgwick, 1840) — Johnson , pp. 1726
Luokittelu
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Rhynchonellata | 
| Order | Spiriferida | 
| Suborder | Spiriferidina | 
| Superfamily | Cyrtospiriferoidea | 
| Family | Cyrtospiriferidae | 
| Subfamily | Cyrtospiriferinae | 
| Genus | Cyrtospirifer | 
| Species | archiaci | 
| disjunctus | |
| latavicus | |
| verneuili | |
| whitneyi |