Tema
- Specific Epithet: recurvirostre 1
- Specific Epithet: rigidulus 1
- Specific Epithet: riparia 1
- Specific Epithet: riparoides 1
- Specific Epithet: robustum 1
- Specific Epithet: rupestris 1
- Specific Epithet: schreberiana 1
- Specific Epithet: scutatus 1
- Specific Epithet: setacea 1
- Specific Epithet: sphagnicola 1
- Specific Epithet: spiniforme 1
- Specific Epithet: stygium 1
- Specific Epithet: subtile 1
- Specific Epithet: sullivantii 1
- Specific Epithet: tabulare 1
- Specific Epithet: tectorum 1
- Specific Epithet: tenuis 1
- Specific Epithet: trichomanoides 1
- Specific Epithet: tricrenata 1
- Specific Epithet: trifarium 1