| Prorhynchus alpinus Steinböck, 1924 | [with synonyms] | w | latest taxonomic authority | |
| Prorhynchus hastatus Steinböck, 1924 | | w | latest taxonomic authority | |
| Prorhynchus stagnalis Schultze, 1851 | [with synonyms] | w | latest taxonomic authority | |
| Prorhynchidae Xenoprorhynchus Reisinger, 1968 | | w | primary taxonomic authority (describer) | 47-49 |
| Xenoprorhynchus brasiliensis Reisinger, 1968 | | w | primary taxonomic authority (describer) | 45-47, Figs. 29-30 |
| Xenoprorhynchus steinboecki Reisinger, 1968 | | w | primary taxonomic authority (describer) | 2-45, Figs. 1-6, 8, 10-14, 16, 21-23, 25-28 |