| Name | From | To | Age range |
|---|---|---|---|
| Rhabdochitina | Precambriam | Meramecian |
|
| Rhabdochitina gracilis | Early Paleozoic | Silurian |
|
| Rhabdochitina magna | Early Ordovician | Frasnian |
|
| Rhabdochitina canna | Ordovician | Llandeilian |
|
| Rhabdochitina hedlundi | Early Ordovician | Early Ordovician |
|
| Rhabdochitina granata | Ordovician | Silurian |
|
| Rhabdochitina gallica | Ordovician | Wenlockian |
|
| Rhabdochitina conocephala | Ordovician | Late Gothlandian |
|
| Rhabdochitina pistillifrons | Ordovician | Early Caradocian |
|
| Rhabdochitina usitata | Tremadocian | Late Ordovician |
|
| Rhabdochitina pistilliformis | Ordovician | Ordovician |
|
| Rhabdochitina turgida | Ordovician | Early Cincinnatian |
|
| Rhabdochitina tubularis | Early Ordovician | Middle Ordovician |
|
| Rhabdochitina minnesotensis | Ordovician | Late Ordovician |
|
| Rhabdochitina striata | Ordovician | Silurian |
|
| Rhabdochitina claviformis | Ordovician | Frasnian |
|
| Rhabdochitina sp.1 | Tremadocian | Ludlovian |
|