| A (0 species) |
| B (0 species) |
| C (4 species) |
| Cachiyacuy - Middle Eocene (Divisaderan)~41 Ma |
| Canaanimys - Mid Eocene (Divisaderan)~41 Ma |
| Castoroides - Late Pliocene - Late Pleistocene, 3-0.011 Ma |
| Ceratogaulus - Late Miocene-Pleistocene |
| D (0 species) |
| E (1 species) |
| Erlianomys - Early Eocene |
| F (0 species) |
| G (1 species) |
| Guiomys - Mid Miocene (Laventan)~13.8-11.8 Ma |
| H (0 species) |
| I (0 species) |
| J (1 species) |
| Josephoartigasia - Early-Late Pliocene (Chapadmalalan)~4-3 Ma |
| K (1 species) |
| Kabirmys - Late Eocene |
| L (0 species) |
| M (1 species) |
| Metaliomys - Late Miocene |
| N (0 species) |
| O (1 species) |
| Omoiosicista - Burdigalian, 17 Ma |
| P (2 species) |
| Palaeocastor - Late Oligocene to Early Miocene |
| Phoberomys - Late Miocene (Huayquerian)~9.0-7.246 Ma |
| Q (0 species) |
| R (0 species) |
| S (0 species) |
| T (1 species) |
| Telicomys - Late Miocene (Mayoan-Huayquerian)~11.608-7.246 Ma [1] |
| U (0 species) |
| V (0 species) |
| W (0 species) |
| X (1 species) |
| Xenohystrix - Early Miocene-recent |
| Y (0 species) |
| Z (0 species) |