| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Siccia odzala | Volynkin, 2025 | species | Accepted | ||
| Siccia orbiculata | Kühne, 2007 | species | Accepted | ||
| Siccia overlaeti | Kühne, 2007 | species | Accepted | ||
| Siccia pallens | Hampson, 1918 | species | Accepted | ||
| Siccia pallidata | Kühne, 2007 | species | Accepted | ||
| Siccia paraxena | Volynkin, 2023 | species | Accepted | ||
| Siccia paucipuncta | Hampson, 1918 | species | Accepted | ||
| Siccia paucipunctata | Seitz, 1926 | species | Misapplied | ||
| Siccia perigraphoides | Volynkin, 2023 | species | Accepted | ||
| Siccia processa | Volynkin, 2023 | species | Accepted | ||
| Siccia processa chloma | Volynkin, 2023 | subspecies | Accepted | ||
| Siccia processa processa | Volynkin, 2023 | subspecies | Accepted | ||
| Siccia punctigera | (Felder, 1874) | species | Synonym | ||
| Siccia punctipennis | (Wallengren, 1860) | species | Accepted | ||
| Siccia pustulata | (Wallengren, 1860) | species | Accepted | ||
| Siccia quilimania | Strand, 1922 | species | Accepted | ||
| Siccia rarita | Kühne, 2007 | species | Accepted | ||
| Siccia robusta | Volynkin, 2023 | species | Accepted | ||
| Siccia salonga | Volynkin, Saldaitis & Müller, 2025 | species | Accepted | ||
| Siccia semliki | Volynkin, 2023 | species | Accepted | ||
| Siccia setis | Volynkin, 2023 | species | Accepted | ||
| Siccia smithi | Volynkin, 2023 | species | Accepted | ||
| Siccia sordida | (Butler, 1877) | species | Accepted | ||
| Siccia spinulosia | Volynkin, 2023 | species | Accepted | ||
| Siccia stictica | Hampson, 1914 | species | Accepted |