| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Costasiella coronata Swennen, 2007 |
Western Pacific | ||
| Costasiella kuroshimae Ichikawa, 1993 |
Indo-Pacific | ||
| Costasiella nonatoi Marcus & Marcus, 1960 |
Western Atlantic | 0.5 | |
| Costasiella ocellifera (Simroth, 1895) |
Eyespot Costasiella | Western Atlantic | 1 |
| Costasiella pallida Jensen, 1985 |
Western Pacific | ||
| Costasiella vegae Ichikawa, 1993 |
Western Central Pacific | ||
| Costasiella virescens Pruvot-Fol, 1951 |
Mediterranean Sea |