| Nominal Species (n = 18) | Present allocation (n = 17) | Ref. |
|---|---|---|
| Rhynchothorax alcicornis Krapp, 1973 | Rhynchothorax alcicornis | 19 |
| Rhynchothorax anophthalmus Arnaud, 1972 | Rhynchothorax philopsammum | 19 |
| Rhynchothorax architectus Child, 1979 | Rhynchothorax architectus | 19 |
| Rhynchothorax arenicolus Stock, 1989 | Rhynchothorax arenicolus | 19 |
| Rhynchothorax articulatus Stock, 1968 | Rhynchothorax articulatus | 19 |
| Rhynchothorax australis Hodgson, 1907 | Rhynchothorax australis | 19 |
| Rhynchothorax barnardi Child & Hedgpeth, 1971 | Rhynchothorax barnardi | 19 |
| Rhynchothorax crenatus Child, 1982 | Rhynchothorax crenatus | 19 |
| Rhynchothorax malaccensis Stock, 1968 | Rhynchothorax malaccensis | 19 |
| Rhynchothorax mediterraneus Costa, 1861 | Rhynchothorax mediterraneus | 19 |
| Rhynchothorax monnioti Arnaud, 1974 | Rhynchothorax monnioti | 19 |
| Rhynchothorax orientalis Child, 1988 | Rhynchothorax orientalis | 19 |
| Rhynchothorax percivali Clark, 1976 | Rhynchothorax percivali | 19 |
| Rhynchothorax philopsammum Hedgpeth, 1951 | Rhynchothorax philopsammum | 3477 |
| Rhynchothorax tiahurensis Müller, 1989 | Rhynchothorax tiahurensis | 19 |
| Rhynchothorax unicornis Fage & Stock, 1966 | Rhynchothorax unicornis | 19 |
| Rhynchothorax vallatus Child, 1990 | Rhynchothorax vallatus | 19 |
| Rhynchothorax voxorinus Stock, 1966 | Rhynchothorax voxorinus | 19 |