Opisthobranchs

which we generally refer to as...

Nudibranchs
(click on the thumbnail image to see larger images,
in most cases there are multiple photos behind the thumbnail)

Nudibranchia

 
Suborder Doridacea (Dorids)    
       
Hopkin's Rose
Hopkinsia rosacea
Trapania velox
       
Hudson's Dorid
Acanthodoris hudsoni
Red Tipped Dorid
Acanthodoris rhodoceras
       
Yellow Dorid
Acanthodoris lutea
Aegires albopunctatus
       
Cockerell's Dorid
Laila cockerelli
   
       
Black Dorid
Polycera atra
Hedgpeth's Dorid
Polycera hedgpethi
       
Three Colored Polycera
Polycera tricolor
Catalina Triopha
Triopha catalinae
       
Spotted Triopha
Triopha maculata
Yellow Spotted Cadlina
Cadlina flavomaculata
       
Limbaugh's Cadlina
Cadlina limbaughorum
Yellow Edged Cadlina
Cadlina luteomarginata
       
MacFarland's Chromodorid
Chromodoris macfarlandi
Porter's Chromodorid
Mexichromis porterae
       
California's Chromodorid
Hypselodoris californiensis
   
       
White Dorid
Conualevia alba
Odhner's Dorid
Archidoris odhneri
       
Diaulula nobilis
(formerly Anisodoris nobilis)
San Diego Dorid
Diaulula sandiegensis
       
Peltodoris mullineri White Spotted Porostome
Doriopsilla albopunctata
       
Doriopsilla spaldingi    
       
Suborder Dendronotacea (Dendronotids)    
       
Tritonia festiva Diomedes Tritonia
Tritonia diomedea
       
Tritonia pickensi White Dendronotid
Dendronotus albus
       
Dendronotus frondosus Dendronotus sp.
       
Dendronotus iris Doto amyra
       
Lion Nudibranch
Melibe leonina
   
       
Suborder Arminacea
       
California Armina
Armina californica
White-lined Dirona
Dirona albolineata
       
Dirona picta Santa Barbara Janolus
Janolus barbarensis
       
Suborder Aeolidacea (Aeolids)
       
Spanish Shawl
Flabellina iodinea
Price's Aeolid
Flabellina pricei
       
Three Lined Aeolid
Flabellina trilineata
Rickett's Aeolid
Cuthona rickettsi
       
British Columbia's Aeolid
Cuthona columbiana
Baba's Aeolid
Babakina festiva
       

Cuthona divae Stearn's Aeolid
Facelina stearnsi
       
Hermissenda crassicornis Hilton's Aeolid
Phidiana hiltoni
       
Aeolidia papillosa    
       

Cephalaspidea

       
Diomedes Aglajid
Melanochlamys diomedea
Navanax
Navanax inermis
       
Bubble Snail
Haminoea sp.
Gould's Bubble Snail
Bulla gouldiana
       
Spotted Rictaxis
Rictaxis punctocaelatus

Anaspidea

     
       
California Sea Hare
Aplysia californica
  Black Sea Hare
Aplysia vaccaria
       

Notospidea

     
       
Tylodina fungina Berthella californica
       
Engel's Berthella
Berthellina engeli
Strong's Bertella
Berthella strongi
       
California Sea Slug
Pleurobranchaea californica 
   
       

Opisthobranch Eggs

   
Nudibranch Eggs, many types    
       
   

NOTE: Nudibranch pictures shown as © Michael D. Miller are used with permission from
his website, The Slugsite, which is a very good site. Check it out!