| Species | Name Used in Reference |
|---|---|
| Pseudolithoxus anthrax (Armbruster & Provenzano, 2000) | Lasiancistrus anthrax (p. 243;fig.1) |
| Pseudolithoxus dumus (Armbruster & Provenzano, 2000) | Lasiancistrus dumus (p. 246;fig.3) |
| Pseudolithoxus nicoi (Armbruster & Provenzano, 2000) | Lasiancistrus nicoi (p. 249;fig.4) |
| Pseudolithoxus tigris (Armbruster & Provenzano, 2000) | Lasiancistrus tigris (p. 251;fig.5) |