Species list for Platycryptus
| Taxon | Author | Action | Last updated |
|---|---|---|---|
| 1. Platycryptus arizonensis | (Barnes, 1958) | Catalog | - - |
| 2. Platycryptus californicus | (G. W. Peckham & E. G. Peckham, 1888) | Catalog | 2024-10-14 |
| 3. Platycryptus magnus | (G. W. Peckham & E. G. Peckham, 1894) | Catalog | 2024-04-12 |
| 4. Platycryptus undatus * | (De Geer, 1778) | Catalog | 2025-08-09 |