I owe a huge debt of gratitude to Dave Behrens and Terry Gosliner for their incredibly helpful assistance in identifying my nudibranch photos. For the vast majority of my photos, they turned my "I think it could possibly be..." into a positive i.d.

Order: NUDIBRANCHIA

Hypselodoris apolegma Hypselodoris apolegma	Hypselodoris apolegma Hypselodoris apolegma	Hypselodoris babai Hypselodoris babai
Hypselodoris babai Hypselodoris babai	Hypselodoris bollandi Hypselodoris bollandi	Hypselodoris bollandi Hypselodoris bollandi
Hypselodoris bollandi (juvenile) Hypselodoris bollandi	Hypselodoris bollandi Hypselodoris bollandi	Hypselodoris bullocki Hypselodoris bullocki
Hypselodoris decorata Hypselodoris decorata	Hypselodoris emma Hypselodoris emma	Hypselodoris emma Hypselodoris emma
Hypselodoris iacula Hypselodoris iacula	Hypselodoris iacula Hypselodoris iacula	Hypselodoris iba Hypselodoris iba
Hypselodoris iba Hypselodoris iba	Hypselodoris kaname Hypselodoris kaname	Hypselodoris krakatoa Hypselodoris krakatoa
Hypselodoris krakatoa Hypselodoris krakatoa	Hypselodoris krakatoa Hypselodoris krakatoa	Hypselodoris krakatoa Hypselodoris krakatoa
Hypselodoris krakatoa Hypselodoris krakatoa	Hypselodoris krakatoa (juvenile) Hypselodoris krakatoa	Hypselodoris lacuna Hypselodoris lacuna
Hypselodoris maculosa Hypselodoris maculosa	Hypselodoris cf. maculosa Hypselodoris cf. maculosa	Hypselodoris maridadilus Hypselodoris maridadilus
Hypselodoris maridadilus Hypselodoris maridadilus	Hypselodoris maritima Hypselodoris maritima	Hypselodoris melanesica Hypselodoris melanesica
Hypselodoris paradisa Hypselodoris paradisa	Hypselodoris perii Hypselodoris perii	Hypselodoris purpureomaculosa Hypselodoris purpureomaculosa
Hypselodoris purpureomaculosa Hypselodoris purpureomaculosa	Hypselodoris reidi Hypselodoris reidi	Hypselodoris reidi Hypselodoris reidi
Hypselodoris roo Hypselodoris roo	Hypselodoris roo Hypselodoris roo	Hypselodoris roo Hypselodoris roo
Hypselodoris skyleri Hypselodoris skyleri	Hypselodoris skyleri Hypselodoris skyleri	Hypselodoris sp. 1 Hypselodoris sp. 1
Hypselodoris sp. 1 Hypselodoris sp. 1	Hypselodoris sp. 1 Hypselodoris sp. 1	Hypselodoris sp. 2 Hypselodoris sp. 2
Hypselodoris sp. 3 Hypselodoris sp. 3	Hypselodoris tryoni Hypselodoris tryoni	Hypselodoris tryoni Hypselodoris tryoni
Hypselodoris tryoni Hypselodoris tryoni	Hypselodoris variobranchia Hypselodoris variobranchia	Hypselodoris variobranchia Hypselodoris variobranchia
Hypselodoris whitei Hypselodoris whitei	Hypselodoris zephyra Hypselodoris zephyra	Hypselodoris zephyra (juvenile) Hypselodoris zephyra
Felimare californiensis Felimare californiensis	Porter's Chromodorid Felimare porterae	Felimida macfarlandi Felimida macfarlandi
Mexichromis mariei Mexichromis mariei	Mexichromis mariei Mexichromis mariei	Mexichromis multituberculata Mexichromis multituberculata
Mexichromis pusilla Mexichromis pusilla	Mexichromis sp. Mexichromis sp.	Mexichromis trilineata Mexichromis trilineata
Mexichromis trilineata Mexichromis trilineata	Mexichromis trilineata Mexichromis trilineata	Verconia alboannulata Verconia alboannulata
Verconia decussata Verconia decussata	Verconia norba Verconia norba	Verconia norba Verconia norba
Verconia romeri Verconia romeri	Verconia romeri Verconia romeri	Verconia simplex Verconia simplex
Verconia sp. Verconia sp.	Verconia sp. Verconia sp.	Thorunna australis Thorunna australis
Thorunna daniellae Thorunna daniellae	Thorunna daniellae Thorunna daniellae	Thorunna florens Thorunna florens
Thorunna furtiva Thorunna furtiva	Thorunna halourga Thorunna halourga	Thorunna sp. 1 Thorunna sp. 1
Thorunna sp. 1 Thorunna sp. 1	Thorunna sp. 2 Thorunna sp. 2	Dendrodoris atromaculata Dendrodoris atromaculata
Dendrodoris atromaculata Dendrodoris atromaculata	Dendrodoris carbunculosa Dendrodoris carbunculosa	Dendrodoris carbunculosa Dendrodoris carbunculosa
Dendrodoris carbunculosa (juvenile) Dendrodoris carbunculosa	Dendrodoris fumata Dendrodoris fumata	Dendrodoris fumata Dendrodoris fumata
Dendrodoris guttata Dendrodoris guttata	Dendrodoris denisoni Dendrodoris denisoni	Dendrodoris denisoni (juvenile) Dendrodoris denisoni
Dendrodoris nigra Dendrodoris nigra	Dendrodoris nigra Dendrodoris nigra	White Spotted Porostome Doriopsilla albopunctata
Ceratophyllidia sp. Ceratophyllidia sp.	Phyllidia babai Phyllidia babai	Phyllidia babai Phyllidia babai
Phyllidia carlsonhoffi Phyllidia carlsonhoffi	Phyllidia coelestis Phyllidia coelestis	Phyllidia elegans Phyllidia elegans
Phyllidia elegans Phyllidia elegans	Phyllidia elegans Phyllidia elegans	Phyllidia exquisita Phyllidia exquisita
Phyllidia ocellata Phyllidia ocellata	Phyllidia ocellata Phyllidia ocellata	Phyllidia ocellata Phyllidia ocellata
Phyllidia ocellata Phyllidia ocellata	Phyllidia picta Phyllidia picta	Phyllidia picta Phyllidia picta
Phyllidia polkadotsa Phyllidia polkadotsa	Phyllidia polkadotsa Phyllidia polkadotsa	Phyllidia varicosa Phyllidia varicosa
Phyllidia willani Phyllidia willani	Phyllidiella pustolosa Phyllidiella pustolosa	Phyllidiella pustulosa Phyllidiella pustulosa
Phyllidiella pustulosa Phyllidiella pustulosa	Phyllidiella pustulosa Phyllidiella pustulosa	Phyllidiopsis annae Phyllidiopsis annae
Phyllidiopsis annae Phyllidiopsis annae	Phyllidiopsis cardinalis Phyllidiopsis cardinalis	Phyllidiopsis fissurata Phyllidiopsis fissurata
Phyllidiopsis shireenae Phyllidiopsis shireenae	Phyllidiopsis sphingis Phyllidiopsis sphingis	Phyllidiopsis striata Phyllidiopsis striata
Reticulidia fungia Reticulidia fungia	Reticulidia halgerda Reticulidia halgerda	Reticulidia halgerda Reticulidia halgerda
Marioniopsis arborescens Marioniopsis arborescens	Marioniopsis arborescens Marioniopsis arborescens	Marioniopsis elongoreticulata Marioniopsis elongoreticulata
Marioniopsis sp. 1 Marioniopsis sp. 1	Marioniopsis sp. 2 Marioniopsis sp. 2	Marioniopsis sp. 2 Marioniopsis sp. 2
Marioniopsis sp. 2 Marioniopsis sp. 2	Marioniopsis sp. 3 Marioniopsis sp. 3	Marioniopsis sp. 3 Marioniopsis sp. 3
Marioniopsis sp. 3 Marioniopsis sp. 3	Marioniopsis sp. 4 Marioniopsis sp. 4	Marioniopsis sp. 4 Marioniopsis sp. 4
Marioniopsis sp. 5 Marioniopsis sp. 5	Marioniopsis sp. 5 Marioniopsis sp. 5	Marioniopsis sp. 6 Marioniopsis sp. 6
Marioniopsis sp. 6 Marioniopsis sp. 6	Marioniopsis sp. 7 Marioniopsis sp. 7	Marioniopsis sp. 7 Marioniopsis sp. 7
Marioniopsis sp. 7 Marioniopsis sp. 7	Marioniopsis sp. 8 Marioniopsis sp. 8	Marioniopsis sp. 9 Marioniopsis sp. 9
Marioniopsis sp. 10 Marioniopsis sp. 10	Marioniopsis sp. 10 Marioniopsis sp. 10	Marioniopsis sp. 11 Marioniopsis sp. 11
Marioniopsis sp. 12 Marioniopsis sp. 12	Marioniopsis viridescens Marioniopsis viridescens	Lemon Peel Nudibranch Tochuina gigantea
Festive Nudibranch Tritonia festiva	Tritonia sp. 1 Tritonia sp. 1	Tritonia sp. 2 Tritonia sp. 2
Tritonia sp. 3 Tritonia sp. 3	Tritonia sp. 4 Tritonia sp. 4	Tritonia sp. 4 Tritonia sp. 4
Tritonia sp. 5 Tritonia sp. 5	Tritonia sp. 6 Tritonia sp. 6	White Dendronotid Dendronotus albus
Dendronotus diversicolor Dendronotus diversicolor	Dendronotus venustus Dendronotus venustus	Cabangus regius Cabangus regius
Cabangus regius Cabangus regius	Doto sp. 1 Doto sp. 1	Doto sp. 1 Doto sp. 1
Doto sp. 1 Doto sp. 1	Doto sp. 2 Doto sp. 2	Doto ussi  Doto ussi
Kabeiro christianae Kabeiro christianae	Lomanotus sp. Lomanotus sp.