Opisthobranchs of SF Bay

(see also "Shelled Gastropods")

 

 

Family ONCHIDORIDIDAE

mmm
 Acanthodoris brunnea MacFarland, 1905
mmm
 Acanthodoris nanaimoensis O'Donoghue, 1921
Acanthodoris rhodoceras Cockerell & Eliot, 1905
Onchidoris bilamellata (Linnaeus, 1767)
mmm
 Onchidoris hystricina (Bergh, 1878)

 

Family AEOLIDIIDAE

 Aeolidia papillosa (Linnaeus, 1761)

 

Family ALDERIIDAE

mmm Alderia modesta (Loven, 1844)

 

Family GONIODORIDIDAE

 Ancula gibbosa (Risso, 1818)
mmm
 Ancula pacifica MacFarland, 1905
Okenia plana Baba, 1960

 

Family APLYSIIDAE

mmm Aplysia californica J.G. Cooper, 1863

 

Family ARCHIDORIDIDAE

 Archidoris montereyensis (Cooper, 1862)
mmm
 Archidoris odhneri (MacFarland, 1966)

 


Family ARMINIDAE

mmm Armina californica (Cooper, 1863)


Family TERGIPEDIDAE

mmm Catriona rickettsi Behrens, 1984
mmm Cuthona divae (Er. Marcus, 1961)

 

Family DENDRONOTIDAE

 Dendronotus frondosus (Ascanius, 1774)
Dendronotus iris Cooper, 1863

 



Family DISCODORIDIDAE

mmm Diaulula sandiegensis (Cooper, 1863)

 


Family DIRONIDAE

mmm
 Dirona albolineata MacFarland in Cockerell and Eliot, 1905
Dirona picta Cockerell & Eliot, 1905



Family CORAMBIDAE

mmm Doridella steinbergae (Lance, 1962)

 

Family DOTOIDAE

mmm Doto amyra Er. Marcus, 1961

 

Family ELYSIIDAE

 Elysia hedgpethi Marcus, 1961


Family FACELINIDAE

mmm
 Emarcusia morroensis Roller, 1972
Hermissenda crassicornis (Eschscholtz, 1831)
Sakuraeolis enosimensis (Baba, 1930)

 

Family EUBRANCHIDAE

 Eubranchus misakiensis Baba, 1960
mmm
 Eubranchus rustyus (Marcus, 1961)


Family FLABELLINIDAE

 Flabellina trilineata (O'Donoghue, 1921)

 

Family HAMINOEIDAE

 Haminoea callidegenita

 

Family ZEPHYRINIDAE

 Janolus fuscus (O'Donoghue, 1924)

 

Family AGLAJIDAE

mmm
Melanochlamys diomedea (Bergh, 1894)

 

Family PHILINIDAE

 Philine auriformis Suter, 1909

 

Family HERMAEIDAE

mmm Placida dendritica (Alder and Hancock, 1843)

 

Family PLEUROBRANCHIDAE

mmm Pleurobranchus californicus (Dall, 1900)


Family GYMNODORIDIDAE

 Polycera atra MacFarland, 1905
Polycera hedgpethi Marcus, 1964
mmm
 Polycera tricolor Robilliard, 1971
mmm
 Triopha maculata MacFarland, 1905

 

Family ACTEONIDAE

mmm Rictaxis punctocaelatus (Carpenter, 1864)

 

Family ROSTANGIDAE

Rostanga pulchra MacFarland, 1905

 

Family RUNCINIDAE

mmm Runcina ferruginea Kress, 1977

 

Family STILIGERIDAE

mmm Stiliger fuscovittatus Lance, 1962

 

Family TRITONIIDAE

mmm Tritonia diomedea Bergh, 1894