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CCDB → Bryophytes → Bruchiaceae → Trematodon
| Taxon name | Status | Median (n) |
| Trematodon ambiguus (Hedw.) Hornsch. | Accepted | 13 |
| Trematodon brevicollis Hornsch. | Accepted | 11 |
| Trematodon capillifolius M. Hal. ex G. Roth | Accepted | 14 |
| Trematodon conformis Mitt. | Accepted | 13 |
| Trematodon longicollis Michx. | Accepted | 28 |
| Trematodon subulosus Griff. | Accepted | 14 |
| Trematodon longicollis None | Synonym of Trematodon longicollis Michx. | 28 |
| Trematodon subulosus None | Synonym of Trematodon subulosus Griff. | 14 |