Actaeon (Microglyphis) schencki S. S. Berry, 1941 † accepted as Microglyphis brevicula (Dall, 1902) (source of synonymy)
Acteocina cerealis (A. Gould, 1853) (basis of record)
Acteocina culcitella (A. Gould, 1853) (basis of record)
Acteocina harpa (Dall, 1871) (basis of record)
Acteocina inculta (A. Gould, 1855) (basis of record)
Acteocina infrequens (C. B. Adams, 1852) (basis of record)
Acteocina oldroydi Dall, 1925 (basis of record)
Acteocina pedroensis Oldroyd, 1925 † accepted as Acteocina culcitella (A. Gould, 1853) (source of synonymy)
Acteon traskii Stearns, 1897 (basis of record)
Aglaja ocelligera (Bergh, 1894) (basis of record)
Akera julieae Á. Valdés & Barwick, 2005 (additional source)
Aliculastrum exaratum (P. P. Carpenter, 1857) (basis of record)
Aplysia californica J. G. Cooper, 1863 (basis of record)
Aplysia parvula Mörch, 1863 (additional source)
Aplysia vaccaria Winkler, 1955 (additional source)
Atys liriope Hertlein & A. M. Strong, 1951 (source of synonymy)
Berthella californica (Dall, 1900) accepted as Boreoberthella californica (Dall, 1900) (basis of record)
Berthella strongi (MacFarland, 1966) accepted as Pleurehdera strongi (MacFarland, 1966) (basis of record)
Berthellina ilisima Ev. Marcus & Er. Marcus, 1967 (basis of record)
Bogasonia jennyae Á. Valdés, 2019 (original description)
Bulla gouldiana Pilsbry, 1895 (basis of record)
Cylichna alba (T. Brown, 1827) (additional source)
Cylichna attonsa P. P. Carpenter, 1865 (basis of record)
Cylichna corticata (Møller, 1842) (basis of record)
Cylichna diegensis (Dall, 1919) (basis of record)
Cylichnium cylindrellum (Dall, 1908) (basis of record)
Diaphana californica Dall, 1919 (additional source)
Diaphana minuta T. Brown, 1827 (additional source)
Diaphana pacifica Schiøtte, 1998 (additional source)
Haminoea vesicula (A. Gould, 1855) (basis of record)
Haminoea virescens (G. B. Sowerby II, 1833) (basis of record)
Laona californica (Willett, 1944) (basis of record)
Melanochlamys diomedea (Bergh, 1894) (basis of record)
Melanochlamys ezoensis (Baba, 1957) (additional source)
Microglyphis brevicula (Dall, 1902) (basis of record)
Microglyphis michelleae Á. Valdés, 2019 (original description)
Microglyphis sabrinae Á. Valdés, 2019 (original description)
Navanax inermis (J. G. Cooper, 1863) (basis of record)
Parvaplustrum cadieni Á. Valdés, Gosliner & Warén, 2017 (additional source)
Philine auriformis Suter, 1909 (additional source)
Philine bakeri Dall, 1919 (basis of record)
Philine baxteri Á. Valdés, Cadien & Gosliner, 2016 (additional source)
Philine hemphilli Dall, 1919 (basis of record)
Philine orientalis A. Adams, 1855 (additional source)
Philine ornatissima Yokoyama, 1927 accepted as Yokoyamaia ornatissima (Yokoyama, 1927) (basis of record)
Philine polystrigma (Dall, 1908) (basis of record)
Philinorbis albus (Mattox, 1958) (basis of record)
Phyllaplysia taylori Dall, 1900 (basis of record)
Pleurobranchus digueti Rochebrune, 1895 (basis of record)
Retusa montereyensis A. G. Smith & M. Gordon, 1948 (basis of record)
Retusa obtusa (Montagu, 1803) (basis of record)
Retusa umbilicata (Montagu, 1803) (additional source)
Retusa xystrum Dall, 1919 (additional source)
Rictaxis painei (Dall, 1903) (basis of record)
Rictaxis punctocaelatus (P. P. Carpenter, 1864) (basis of record)
Scaphander interruptus Dall, 1889 (additional source)
Scaphander willetti Dall, 1919 (basis of record)
Tornatina tumida T. S. Oldroyd, 1921 † accepted as Acteocina culcitella (A. Gould, 1853) (source of synonymy)
Tylodina fungina Gabb, 1865 (basis of record)
Volvulella californica Dall, 1919 (basis of record)
Volvulella catharia Dall, 1919 (basis of record)
Volvulella cylindrica (P. P. Carpenter, 1864) (basis of record)
Volvulella panamica Dall, 1919 (basis of record)