n = 21
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Hemipsilichthys azygolechis | Pereira & Reis, 2002 | Pareiorhaphis azygolechis | Loricariidae | |
| Hemipsilichthys bahianus | (Gosline, 1947) | Pareiorhaphis bahianus | Loricariidae | |
| Hemipsilichthys calmoni | (Steindachner, 1907) | Pareiorhaphis cameroni | Loricariidae | |
| Hemipsilichthys cameroni | (Steindachner, 1907) | Pareiorhaphis cameroni | Loricariidae | |
| Hemipsilichthys cerosus | Miranda Ribeiro, 1951 | Pareiorhaphis cerosus | Loricariidae | |
| Hemipsilichthys duseni | Miranda Ribeiro, 1907 | Isbrueckerichthys duseni | Loricariidae | |
| Hemipsilichthys eurycephalus | Pereira & Reis, 2002 | Pareiorhaphis eurycephalus | Loricariidae | |
| Hemipsilichthys garbei | Ihering, 1911 | Pareiorhaphis garbei | Loricariidae | |
| Hemipsilichthys gobio | (Lütken, 1874) | Hemipsilichthys gobio | Loricariidae | |
| Hemipsilichthys hypselurus | Pereira & Reis, 2002 | Pareiorhaphis hypselurus | Loricariidae | |
| Hemipsilichthys hystrix | Pereira & Reis, 2002 | Pareiorhaphis hystrix | Loricariidae | |
| Hemipsilichthys mutuca | Oliveira & Oyakawa, 1999 | Pareiorhaphis mutuca | Loricariidae | |
| Hemipsilichthys nimius | Pereira, Reis, Souza & Lazzarotto, 2003 | Hemipsilichthys nimius | Loricariidae | |
| Hemipsilichthys nudulus | Reis & Pereira, 1999 | Pareiorhaphis nudulus | Loricariidae | |
| Hemipsilichthys papillatus | Pereira, Oliveira & Oyakawa, 2000 | Hemipsilichthys papillatus | Loricariidae | |
| Hemipsilichthys regani | Giltay, 1936 | Pareiorhaphis regani | Loricariidae | |
| Hemipsilichthys splendens | Bizerril, 1995 | Pareiorhaphis splendens | Loricariidae | |
| Hemipsilichthys steindachneri | Miranda Ribeiro, 1918 | Pareiorhaphis steindachneri | Loricariidae | |
| Hemipsilichthys stephanus | Oliveira & Oyakawa, 1999 | Pareiorhaphis stephanus | Loricariidae | |
| Hemipsilichthys stomias | Pereira & Reis, 2002 | Pareiorhaphis stomias | Loricariidae | |
| Hemipsilichthys vestigipinnis | Pereira & Reis, 1992 | Pareiorhaphis vestigipinnis | Loricariidae |