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

Philippines (Page 1)

Aegires sp. 1 Aegires sp. 1	Aegires sp. 1 Aegires sp. 1	Aegires sp. 2 Aegires sp. 2
Aegires sp. 2 Aegires sp. 2	Aegires sp. 2 Aegires sp. 2	Aegires sp. 3 Aegires sp. 3
Aegires sp. 3 Aegires sp. 3	Aegires villosus Aegires villosus	Aegires villosus Aegires villosus
Aldisa fragaria Aldisa fragaria	Aldisa sp. Aldisa sp.	Ardeadoris angustolutea Ardeadoris angustolutea
Ardeadoris angustolutea Ardeadoris angustolutea	Ardeadoris averni Ardeadoris averni	Armina cf. comta Armina cf. comta
Armina scotti Armina scotti	Armina scotti Armina scotti	Armina scotti Armina scotti
Armina sp. Armina sp.	Armina variolosa Armina variolosa	Armina variolosa Armina variolosa
Asteronotus hepaticus Asteronotus hepaticus	Asteronotus mimeticus Asteronotus mimeticus	Asteronotus mimeticus Asteronotus mimeticus
Atagema ornata Atagema ornata	Atagema ornata Atagema ornata	Atagema sp. 1 Atagema sp. 1
Atagema sp. 2 Atagema sp. 2	Atagema spongiosa Atagema spongiosa	Baeolidia moebii Baeolidia moebii
Baeolidia variabilis Baeolidia variabilis	Baeolidia variabilis Baeolidia variabilis	Bulbaeolidia alba Bulbaeolidia alba
Cabangus regius Cabangus regius	Cabangus regius Cabangus regius	Cadlinella ornatissima Cadlinella ornatissima
Cadlinella ornatissima Cadlinella ornatissima	Caloria indica Caloria indica	Caloria sp. Caloria sp.
Carminodoris estrelyado Carminodoris estrelyado	Carminodoris flammea Carminodoris flammea	Carminodoris flammea Carminodoris flammea
Carminodoris grandiflora Carminodoris grandiflora	Ceratophyllidia sp. Ceratophyllidia sp.	Ceratosoma gracillimum Ceratosoma gracillimum
Ceratosoma gracillimum Ceratosoma gracillimum	Ceratosoma gracillimum Ceratosoma gracillimum	Ceratosoma gracillimum Ceratosoma gracillimum
Ceratosoma sp. Ceratosoma sp.	Ceratosoma sp. Ceratosoma sp.	Ceratosoma tenue Ceratosoma tenue
Ceratosoma tenue Ceratosoma tenue	Ceratosoma tenue Ceratosoma tenue	Ceratosoma trilobatum Ceratosoma trilobatum
Ceratosoma trilobatum Ceratosoma trilobatum	Ceratosoma trilobatum Ceratosoma trilobatum	Ceratosoma trilobatum (juvenile) Ceratosoma trilobatum
Ceratosoma trilobatum (juvenile) Ceratosoma trilobatum	Cerberilla affinis Cerberilla affinis	Cerberilla affinis Cerberilla affinis
Chromodoris alcalai Chromodoris alcalai	Chromodoris alcalai Chromodoris alcalai	Chromodoris annae Chromodoris annae
Chromodoris annae Chromodoris annae	Chromodoris annae Chromodoris annae	Chromodoris annae Chromodoris annae
Chromodoris aspersa Chromodoris aspersa	Chromodoris colemani Chromodoris colemani	Chromodoris colemani Chromodoris colemani
Chromodoris dianae Chromodoris dianae	Chromodoris dianae Chromodoris dianae	Chromodoris dianae Chromodoris dianae
Chromodoris joshi Chromodoris joshi	Chromodoris joshi Chromodoris joshi	Chromodoris lochi Chromodoris lochi
Chromodoris magnifica Chromodoris magnifica	Chromodoris magnifica Chromodoris magnifica	Chromodoris magnifica Chromodoris magnifica
Chromodoris cf. mandapamensis Chromodoris cf. mandapamensis	Chromodoris quagga Chromodoris quagga	Chromodoris sp. 1 Chromodoris sp. 1
Chromodoris sp. 2 Chromodoris sp.2	Chromodoris sp. 3 Chromodoris sp. 3	Chromodoris cf. strigata Chromodoris cf. strigata
Chromodoris willani Chromodoris willani	Coryphellina exoptata Coryphellina exoptata	Coryphellina exoptata Coryphellina exoptata
Coryphellina lotos Coryphellina lotos	Coryphellina cf. lotos Coryphellina cf. lotos	Coryphellina cf. lotos Coryphellina cf. lotos
Coryphellina sp. 2 Coryphellina sp. 2	Cratena simba Cratena simba	Cratena sp. 1 Cratena sp. 1
Cratena sp. 2 Cratena sp. 2	Cratena sp. 2 Cratena sp. 2	Dendrodoris atromaculata Dendrodoris atromaculata
Dendrodoris atromaculata Dendrodoris atromaculata	Dendrodoris carbunculosa Dendrodoris carbunculosa	Dendrodoris carbunculosa Dendrodoris carbunculosa
Dendrodoris carbunculosa (juvenile) Dendrodoris carbunculosa	Dendrodoris denisoni Dendrodoris denisoni	Dendrodoris denisoni (juvenile) Dendrodoris denisoni
Dendrodoris fumata Dendrodoris fumata	Dendrodoris fumata Dendrodoris fumata	Dendrodoris guttata Dendrodoris guttata
Dendrodoris nigra Dendrodoris nigra	Dendrodoris nigra Dendrodoris nigra	Dermatobranchus albus Dermatobranchus albus
Dermatobranchus albus Dermatobranchus albus	Dermatobranchus caeruleomaculatus Dermatobranchus caeruleomaculatus	Dermatobranchus caeruleomaculatus Dermatobranchus caeruleomaculatus
Dermatobranchus fortunatus Dermatobranchus fortunatus	Dermatobranchus funiculus Dermatobranchus funiculus	Dermatobranchus funiculus Dermatobranchus funiculus
Dermatobranchus funiculus Dermatobranchus funiculus	Dermatobranchus gonatophorus Dermatobranchus gonatophorus	Dermatobranchus ornatus Dermatobranchus ornatus
Dermatobranchus ornatus Dermatobranchus ornatus	Dermatobranchus pustulosus Dermatobranchus pustulosus	Dermatobranchus pustulosus Dermatobranchus pustulosus
Dermatobranchus rubidus Dermatobranchus rubidus	Dermatobranchus rubidus Dermatobranchus rubidus	Dermatobranchus semilunus Dermatobranchus semilunus
Dermatobranchus semilunus Dermatobranchus semilunus	Dermatobranchus tuberculatus Dermatobranchus tuberculatus	Diaulula sp. Diaulula sp.
Discodoris boholensis Discodoris boholensis	Discodoris boholensis Discodoris boholensis	Discodoris cebuensis Discodoris cebuensis
Discodoris cebuensis Discodoris cebuensis	Discodoris lilacina Discodoris lilacina	Discodoris lilacina Discodoris lilacina
Discodoris lilacina Discodoris lilacina	Discodoris lilacina Discodoris lilacina	Discodoris sp. Discodoris sp.
Diversidoris crocea Diversidoris crocea	Diversidoris flava Diversidoris flava	Doriopsis pecten Doriopsis pecten
Doriprismatica atromarginata Doriprismatica atromarginata	Doriprismatica atromarginata Doriprismatica atromarginata	Doriprismatica balut Doriprismatica balut
Doriprismatica paladentata Doriprismatica paladentata	Doris nucleola Doris nucleola	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	Eubranchus mandapamensis Eubranchus mandapamensis	Eubranchus putnami Eubranchus putnami
Eubranchus sp. 1 Eubranchus sp. 1	Eubranchus sp. 1 Eubranchus sp. 1	Eubranchus sp. 1 Eubranchus sp. 1
Eubranchus sp. 2 Eubranchus sp. 2	Eubranchus sp. 3 Eubranchus sp. 3	Eubranchus sp. 3 Eubranchus sp. 3