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CCDB → Bryophytes → Bartramiaceae → Conostomum
| Taxon name | Status | Median (n) |
| Conostomum magellanicum Sull. | Accepted | 8 |
| Conostomum pentastichum (Brid.) Lindb. | Accepted | 8 |
| Conostomum pusillum Hook. & Wilson | Accepted | 8 |
| Conostomum tetragonum (Hedw.) Lindb. | Accepted | 16 |
| Conostomum boreale Sw. | Synonym of Conostomum tetragonum (Hedw.) Lindb. | 16 |