| # | Genus | Species | Author | Family | Links |
|---|---|---|---|---|---|
| 1 | Apolpium | parvum | Hoff, 1945 | Hesperolpiidae | Data |
| 2 | Bochica | withi | (Chamberlin, 1923) | Bochicidae | Data |
| 3 | Cordylochernes | scorpioides | (Linnaeus, 1758) | Chernetidae | Data |
| 4 | Gomphochernes | communis | (Balzan, 1888) | Chernetidae | Data |
| 5 | Hoffhorus | cinereus | (Hoff, 1945) | Olpiidae | Data |
| 6 | Lechytia | trinitatis | Beier, 1970 | Chthoniidae | Data |
| 7 | Lustrochernes | argentinus | (Thorell, 1877) | Chernetidae | Data |
| 8 | Neopachyolpium | longum | Hoff, 1945 | Olpiidae | Data |
| 9 | Pseudochthonius | heterodentatus | Hoff, 1946 | Chthoniidae | Data |
| 10 | Semeiochernes | armiger | (Balzan, 1892) | Chernetidae | Data |
| 11 | Tridenchthonius | donaldi | Turk, 1946 | Chthoniidae | Data |
| 12 | Tridenchthonius | mexicanus | Chamberlin and Chamberlin, 1945 | Chthoniidae | Data |
| 13 | Tridenchthonius | trinidadensis | Hoff, 1946 | Chthoniidae | Data |
| 14 | Tyrannochthonius | insulae | Hoff, 1946 | Chthoniidae | Data |