| Nominal Species (n = 4) | Present allocation (n = 4) | Ref. |
|---|---|---|
| Lacydonia laureci Laubier, 1975 | Lacydonia laureci | 3477 |
| Lacydonia miranda Marion & Brobretzky, 1875 | Lacydonia miranda | 7866 |
| Lacydonia quadrioculata Magalhães, Bailey-Brock & Rizzo, 2012 | Lacydonia quadrioculata | 3477 |
| Lacydonia shohoensis Hookabe, Jimi, Yokooka, Tsuchida & Fujiwara, 2022 | Lacydonia shohoensis | 3477 |