| Scientific Name | Author | English Name |
|---|---|---|
| Alderia modesta | (Loven, 1844) | Modest alderia |
| Aplysiopsis brattstroemi | (Marcus, 1959) | |
| Aplysiopsis elegans | Deshayes, 1864 | |
| Aplysiopsis enteromorphae | (Cockerell & Eliot, 1905) | Enteromorpha-eating sapsucker |
| Aplysiopsis formosa | Pruvot-Fol, 1953 | Beautiful formosa |
| Aplysiopsis sinusmensalis | (Macnae, 1954) | |
| Aplysiopsis zebra | Clark, 1982 | |
| Calliopaea bellula | d'Orbigny, 1837 | |
| Calliopaea souleyetii | Vérany, 1846 | |
| Hermaea bifida | (Montagu, 1815) | |
| Hermaea cruciata | Gould, 1870 | |
| Hermaea dendritica | (Alder & Hancock, 1843) | Spanish tenor |
| Hermaea hillae | Marcus & Marcus, 1967 | |
| Hermaea kingstoni | (Thompson, 1977) | |
| Hermaea oliviae | (MacFarland, 1966) | Olivia's sapsucker |
| Hermaea paucicirra | Pruvot-Fol, 1953 | |
| Hermaea vancouverensis | O'Donoghue, 1924 | |
| Hermaea verticilata | (Ortea, 1984) | |
| Hermaeopsis variopicta | Costa, 1869 | |
| Olea hansineensis | Agersborg, 1923 | Hansine seaslug |
| Stiliger aureomarginatus | Jensen, 1993 | |
| Stiliger fuscatus | Gould, 1870 | |
| Stiliger fuscovittatus | Lance, 1962 | Brown-streak stiliger |
| Stiliger llerae | Ortea, 1981 | |
| Stiliger oophaga | (Lemche, 1972) | |
| Stiliger ornatus | Ehrenberg, 1831 | |
| Stiliger vanellus | unspecified | |
| Stiliger vossi | Marcus & Marcus, 1960 |