Sea Slugs in Wannai, Osezaki 485

Thecacera picta

Baba, 1972

Eubranchus sp. 5

Thecacera pikachu

Pola, Paz-Sedano, Martín, L. Warren, Noble & Martín-Hervás, 2026

Aplysiopsis minor

(Baba, 1959)

Polycera abei

(Baba, 1960)

Thecacera pacifica

(Bergh, 1884)

Sakuraeolis enosimensis

(Baba, 1930)

Setoeolis inconspicua

(Baba, 1938)

Facelina sp. 5

Pseudobornella qingdaoensis

S.Q. Zhang & J.H. Wang, 2025

Armina sp. 4

Philinopsis speciosa

Pease, 1860

Elysia atroviridis

Baba, 1955

Spurilla braziliana

MacFarland, 1909

Notarchus indicus

Schweigger, 1820

Tenellia pupillae

(Baba, 1961)

Costasiella formicaria

(Baba, 1959)

Ancula kariyana

Baba, 1990

Diaphorodoris mitsuii

(Baba, 1938)

Jorunna parva

(Baba, 1938)

Tenellia sp.60

Discodorididae spp.

Ercolania boodleae

(Baba, 1938)

Stiliger sp. 2

Polycera hedgpethi

Er. Marcus, 1964

Kaloplocamus albopunctatus

J.C. Wei & L.F. Kong, 2023

Baeolidia japonica

Baba, 1933

Polycera sp. 4

Elysia marginata

(Pease, 1871)

Placida babai

Ev. Marcus, 1982

Plocamopherus imperialis

Angas, 1864

Pelagella joubini

(Risbec, 1928)

Baeolidia salaamica

(Rudman, 1982)

Tenellia nakapila

A. Y. Kim & Gosliner, 2024

Syphonota geographica

(A. Adams & Reeve, 1850)

Gastropteron minutum

Ong & Gosliner, 2017

Longibranchus putnami

(Fernández-Simón & Moles, 2023)

Polycera sp. 3

Novaeolidiella janae

Carmona, Martín-Hervás, Pola, Gosliner & Cervera, 2026

Bulla sp. 1

Liloa porcellana

(A. A. Gould, 1859)

Petalifera punctulata

(Tapparone Canefri, 1874)

Tambja pulcherrima

Willan & Y.-W. Chang, 2017

Ceratodoris pilosa

(Bouchet & Ortea, 1983)

Goniobranchus tumuliferus

(Collingwood, 1881)

Coryphellina lotos

Korshunova, Martynov, Bakken, Evertsen, Fletcher, Mudianta, H. Saito, Lundin, Schrödl & Picton, 2017

Cerberilla asamusiensis

Baba, 1940

Philine sp. 1

Coryphellina sp. 4

Biuve fulvipunctata

(Baba, 1938)

Thecacera sp. 2

Vayssierea felis

(Collingwood, 1881)

Pelagella felis

(Baba, 1949)

Gymnodoris citrina

(Bergh, 1877)

Dendrodoris krusensternii

(J. E. Gray, 1850)

Phestilla melanobrachia

Bergh, 1874

Pupa strigosa

(A. A. Gould, 1859)

Tenellia sp.26

Geitodoris sp. 1

Aplysia juliana

Quoy & Gaimard, 1832

Pleurobranchaea japonica

Thiele, 1925

Plocamopherus ceylonicus

(Kelaart, 1858)

Goniobranchus sinensis

(Rudman, 1985)

Tenellia ornata

(Baba, 1937)

Anteaeolidiella takanosimensis

(Baba, 1930)

Doridoidea spp.

Thordisa sp. 9

Leostyletus spp.

Pseudobornella orientalis

Baba, 1932

Lomanotus sp. 8

Philine trapezia

Hedley, 1902

Dolabrifera dolabrifera

(Rang, 1828)

Carminodoris armata

Baba, 1993

Verconia nivalis

(Baba, 1937)

Dendrodoris fumata

(Rüppell & Leuckart, 1830)

Cephalopyge trematoides

(Chun, 1889)

Doto japonica

Odhner, 1936

Myja hyotan

Martynov, Mehrotra, Chavanich, R. Nakano, Kashio, Lundin, Picton & Korshunova, 2019

Protaeolidiella atra

Baba, 1955

Pelagella sp. 7

Vellicolla muscaria

(A. A. Gould, 1859)

Aeolidina sp.13

Aplysia japonica

G. B. Sowerby II, 1869

Philine orientalis

A. Adams, 1855

Aplysia oculifera

A. Adams & Reeve, 1850

Bursatella leachii

Blainville, 1817

Elysia trisinuata

Baba, 1949

Polycera japonica

Baba, 1949

Kaloplocamus acutus

Baba, 1949

Okenia rhinorma

Rudman, 2007

Tayuva lilacina

(A. A. Gould, 1852)

Armina magna

Baba, 1955

Madrella ferruginosa

Alder & Hancock, 1864

Madrella gloriosa

Baba, 1949

Antonietta janthina

Baba & Hamatani, 1977

Cratena sp. 2

Favorinus japonicus

Baba, 1949

Favorinus pacificus

Baba, 1937

Cerberilla ambonensis

Bergh, 1905

Facelina sp. 3

Aeolidina spp.

Eubranchus sp.10

Eubranchus sp.16

Limapontiidae spp.

Eubranchus sp.33

Elysia sp.37

Hypselodoris festiva

(A. Adams, 1861)

Pleurobranchaea brockii

Bergh, 1897

Bulla vernicosa

A. A. Gould, 1859

Haloa japonica

(Pilsbry, 1895)

Haminoeidae sp. 2

Gastropteron bicornutum

Baba & Tokioka, 1965

Elysia lobata

A. A. Gould, 1852

Polybranchia orientalis

(Kelaart, 1858)

Stiliger berghi

Baba, 1937

Polycera risbeci

Odhner, 1941

Kaloplocamus dokte

Vallès & Gosliner, 2006

Tambja amakusana

Baba, 1987

Ceratodoris hiroi

(Baba, 1938)

Halgerda okinawa

Carlson & Hoff, 2000

Paradoris tsurugensis

Baba, 1986

Goniobranchus sp.16

Melibe papillosa

(de Filippi, 1867)

Phylliroe bucephala

Lamarck, 1816

Doto pita

Er. Marcus, 1955

Embletonia gracilis

Risbec, 1928

Cerberilla sp. 2

Stiliger sp. 3

Favorinus sp. 2

Cavolinia inflexa

(Lesueur, 1813)

Acteon sieboldii

(Reeve, 1842)

Gymnodoris amakusana

(Baba, 1996)

Favorinus sp. 9

Jorunna sp. 5

Trinchesiidae sp. 2

Philinopsis gigliolii

(Tapparone Canefri, 1874)

Sagaminopteron pohnpei

(Hoff & Carlson, 1983)

Aplysia kurodai

(Baba, 1937)

Dolabella auricularia

([Lightfoot], 1786)

Lobiger viridis

Pease, 1863

Alderia modesta

(Loven, 1844)

Polycera fujitai

Baba, 1937

Thecacera pennigera

(Montagu, 1813)

Rostanga orientalis

Rudman & Avern, 1989

Sclerodoris apiculata

(Alder & Hancock, 1864)

Hallaxa cryptica

Gosliner & S. Johnson, 1994

Mexichromis mariei

(Crosse, 1872)

Janolus indicus

(Eliot, 1909)

Notobryon bijecurum

Baba, 1937

Cratena affinis

(Baba, 1949)

Cratena lineata

(Eliot, 1905)

Cerberilla sp. 1

Murphydoris maracabranchia

Paz-Sedano, Smirnoff, Candás, Gosliner & Pola, 2022

Aglajidae sp. 3

Trapania sp.12

Ancula sp.

Cavolinia uncinata

(A. d'Orbigny, 1835)

Catriona osezakiensis

Martynov, Korshunova, Lundin, Malmberg, 2022

Creseis acicula

(Rang, 1828)

Eubranchus cf. leopoldoi

Caballer, Ortea & Espinosa, 2001

Murphydoris puncticulata

Paz-Sedano, Smirnoff, Candás, Gosliner & Pola, 2022

Lomanotus sp. 7

Aeolidina sp. 5

Scyllaea pelagica

Linnaeus, 1758

Ringicula kurodai

Takeyama, 1935

Melanochlamys kohi

S. Cooke, Hanson, Y. Hirano, Ornelas-Gatdula, Gosliner, A. V. Chernyshev & Á. Valdés, 2014

Haminoeidae sp. 9

Aplysia sp. 3

Micromelo guamensis

(Quoy & Gaimard, 1825)

Philine elegans

Bergh, 1905

Chelidonura hirundinina

(Quoy & Gaimard, 1833)

Chelidonura sp. 1

Tubulophilinopsis lineolata

(H. Adams & A. Adams, 1854)

Elysia hamatanii

Baba, 1957

Pleurobranchus mamillatus

Quoy & Gaimard, 1832

Pleurobranchus peronii

Cuvier, 1804

Kalinga ornata

Alder & Hancock, 1864

Tambja sagamiana

(Baba, 1955)

Pelagella castanea

(Alder & Hancock, 1845)

Okenia babai

Hamatani, 1961

Okenia echinata

Baba, 1949

Trapania japonica

(Baba, 1935)

Doris sugashimae

(Baba, 1998)

Atagema intecta

(Kelaart, 1858)

Carminodoris bifurcata

Baba, 1993

Dendrodoris arborescens

(Collingwood, 1881)

Dendrodoris nigra

(W. Stimpson, 1855)

Armina semperi

(Bergh, 1866)

Tritonia sp. 1

Eubranchus inabai

Baba, 1964

Fiona pinnata

(Eschscholtz, 1831)

Goniobranchus aureopurpureus

(Collingwood, 1881)

Tenellia sp.67

Discodorididae sp.13

Sakuraeolis sp. 1

Doto sp.16

Hermaea sp. 4

Polycera sp.13

Clio pyramidata

Linnaeus, 1767

Acteocina decorata

(Pilsbry, 1904)

Sakuraeolis sp. 3

Biuve sp. 1

Thuridilla albopustulosa

Gosliner, 1995

Babakina indopacifica

Gosliner, Gonzalez-Duarte & Cervera, 2007

Diniatys dentifer

(A. Adams, 1850)

Oxynoe viridis

(Pease, 1861)

Elysia nigrocapitata

Baba, 1957

Placida kevinleei

McCarthy, Krug & Á. Valdés, 2017

Stiliger sp. 1

Pleurehdera sp. 1

Palio amakusana

Baba, 1960

Limacia ornata

(Baba, 1937)

Nembrotha lorosae

Pola, Paz-Sedano, Martín, L. Warren, Noble & Martín-Hervás, 2026

Tyrannodoris sp. 1

Bermudella distincta

(Baba, 1940)

Gymnodoris alba

(Bergh, 1877)

Aldisa cooperi

Robilliard & Baba, 1972

Homoiodoris japonica

Bergh, 1882

Chromodoris sp. 6

Hypselodoris shimodaensis

Baba, 1994

Dermatobranchus albopunctulatus

Baba, 1976

Dermatobranchus ornatus

(Bergh, 1874)

Janolus toyamensis

Baba & Abe, 1970

Melibe japonica

Eliot, 1913

Cratena sp. 1

Facelina quadrilineata

(Baba, 1930)

Favorinus tsuruganus

Baba & Abe, 1964

Sakuraeolis sakuracea

Y. Hirano, 1999

Bulbaeolidia alba

(Risbec, 1928)

Limenandra fusiformis

(Baba, 1949)

Pleurolidia juliae

Burn, 1966

Tenellia diversicolor

(Baba, 1975)

Abronica purpureoanulata

(Baba, 1961)

Cerberilla sp. 4

Hydatina physis

(Linnaeus, 1758)

Cerberilla sp. 7

Martadoris sp. 2

Haminoeidae sp. 4

Tenellia sp.30

Elysia cf. japonica

Eliot, 1913

Eubranchus sp.18

Antonietta sp. 1

Cerberilla sp.12

Diacria trispinosa

(Blainville, 1821)

Plocamopherus sp. 4

Aeolidina sp. 3

Aeolidina sp.14

Polycera sp.15

Haminoeidae sp. 8

Philinopsis buntot

Gosliner, 2015

Lamprohaminoea sp. 4

Smaragdinella sieboldi

A. Adams, 1864

Goniodoridella geminae

Paz-Sedano, Ekimova, Smirnoff, Gosliner & Pola, 2023

Goniodoridella sp.18

Unknown Species

Roxaniella multistriata

(Schepman, 1913)

Hamineobulla kawamurai

Habe, 1950

Phanerophthalmus luteus

(Quoy & Gaimard, 1833)

Elysia amakusana

Baba, 1955

Sacoproteus smaragdinus

(Baba, 1949)

Hermaea noto

(Baba, 1959)

Euselenops luniceps

(Cuvier, 1816)

Martadoris sp. 1

Goniodoridella borealis

Martynov, Sanamyan & Korshunova, 2015

Ceratodoris barnardi

(Baba, 1937)

Bermudella japonica

(Baba, 1949)

Bermudella sp. 1

Doriopsilla sp. 1

Goniobranchus albonares

(Rudman, 1990)

Chromodoris orientalis

Rudman, 1983

Goniobranchus setoensis

(Baba, 1938)

Hypselodoris kaname

Baba, 1994

Verconia hongkongiensis

(Rudman, 1990)

Thorunna florens

(Baba, 1949)

Dendrodoris guttata

(Odhner, 1917)

Doriopsilla miniata

(Alder & Hancock, 1864)

Armina babai

(S. Tchang, 1934)

Armina major

Baba, 1949

Dermatobranchus primus

Baba, 1976

Dermatobranchus sp. 1

Melibe megaceras

Gosliner, 1987

Favorinus mirabilis

Baba, 1955

Glaucilla marginata

Reinhardt & Bergh, 1864

Cerberilla albopunctata

Baba, 1976

Cadlinella subornatissima

Baba, 1996

Akera soluta

(Gmelin, 1791)

Cerberilla sp. 5

Janolus savinkini

Martynov & Korshunova, 2012

Elysia spp.

Tritonia sp. 2

Cratena sp. 3

Tenellia sp.22

Trapania sp. 9

Bullina nobilis

T. Habe, 1950

Bulbaeolidia japonica

(Eliot, 1913)

Melanochlamys ezoensis

(Baba, 1957)

Baeolidia sp. 1

Aliculastrum debile

(Pease, 1860)

Unidentia sp. 2

Stiliger sp. 5

Gymnodoris sp.18

Cylichnatys angusta

(A. A. Gould, 1859)

Aeolidina sp.15

Nihonbranchus horii

(Baba, 1960)

Stiliger sp. 8

Tenellia sp.43

Tenellia sp.19

Thecacera sp.12

Facelinidae sp. 8

Aeolidina sp. 6

Discodorididae sp. 1

Placida barackobamai

McCarthy, Krug & Á. Valdés, 2017

Janolus sp.17

Philine sp. 2

Subcuthona sp. 1

Gymnodoris sp.29

Hyalocylis striata

(Rang, 1828)

Telodiacria quadridentata

(Blainville, 1821)

Cavolinia gibbosa

(A. d'Orbigny, 1835)

Gymnosomata sp. 1

Ringicula doliaris

A. A. Gould, 1860

Liloa sp. 1

Facelinidae sp.13

Pyrunculus phialus

(A. Adams, 1862)

Coryphellina spp.

Thliptodon akatukai

Tokioka, 1950

Aplysiopsis sp. 1

Kaloplocamus japonicus

(Bergh, 1880)

Philine sp. 4

Anteaeolidiella decorus

S.-Q. Zhang & S.-P. Zhang, 2023

Trapania sp.22

Diaphorodoris sp. 1

Atys semistriatus

Pease, 1860

Retusa concentrica

(A. Adams, 1850)

Retusa succincta

(A. Adams, 1862)

Hermania orca

(Gosliner, 1988)

Melanochlamys sp. 1

Noalda sp. 1

Spinophallus falciphallus

(Gosliner, 2011)

Tubulophilinopsis reticulata

(Eliot, 1903)

Aplysia sagamiana

Baba, 1949

Stylocheilus longicauda

(Quoy & Gaimard, 1825)

Stylocheilus striatus

(Quoy & Gaimard, 1832)

Elysia obtusa

Baba, 1938

Elysia sp. 7

Elysia sp.16

Aplysiopsis toyamana

(Baba, 1959)

Hermaea sp. 2

Pleurobranchus albiguttatus

(Bergh, 1905)

Pleurobranchus forskalii

Rüppell & Leuckart, 1828

Polycera sp. 2

Crimora lutea

Baba, 1949

Roboastra gracilis

(Bergh, 1877)

Naisdoris sp. 5

Ceratodoris plana

(Baba, 1960)

Trapania palmula

Gosliner & Fahey, 2008

Aegires exeches

Fahey & Gosliner, 2004

Aegires citrinus

Pruvot-Fol, 1930

Gymnodoris okinawae

Baba, 1936

Gymnodoris impudica

(Rüppell & Leuckart, 1830)

Atagema spongiosa

(Kelaart, 1858)

Jorunna ramicola

M. C. Miller, 1996

Sclerodoris sp. 2

Sebadoris fragilis

(Alder & Hancock, 1864)

Cadlina japonica

Baba, 1937

Cadlinella ornatissima

(Risbec, 1928)

Goniobranchus fidelis

(Kelaart, 1858)

Goniobranchus rufomaculatus

(Pease, 1871)

Doriprismatica atromarginata

(Cuvier, 1804)

Hypselodoris placida

(Baba, 1949)

Verconia sp. 4

Verconia purpurea

(Baba, 1949)

Verconia sp. 2

Hypselodoris tryoni

(Garrett, 1873)

Thorunna australis

(Risbec, 1928)

Phyllidia ocellata

Cuvier, 1804

Armina comta

(Bergh, 1880)

Dermatobranchus albus

(Eliot, 1904)

Dermatobranchus semilunus

Gosliner & Fahey, 2011

Dermatobranchus semistriatus

Baba, 1949

Crosslandia viridis

Eliot, 1902

Marianina rosea

(Pruvot-Fol, 1930)

Marionia olivacea

Baba, 1937

Eubranchopsis virginalis

Baba, 1949

Leostyletus misakiensis

(Baba, 1960)

Caloria indica

(Bergh, 1896)

Cratena simba

Edmunds, 1970

Hermissenda emurai

(Baba, 1937)

Herviella albida

Baba, 1966

Herviella yatsui

(Baba, 1930)

Phidiana anulifera

(Baba, 1949)

Phyllodesmium opalescens

Rudman, 1991

Phyllodesmium serratum

(Baba, 1949)

Tenellia beta

(Baba & Abe, 1964)

Catriona pinnifera

(Baba, 1949)

Tenellia sibogae

(Bergh, 1905)

Tenellia sp.11

Tenellia sp. 5

Placida sp. 1

Lomanotus sp. 1

Thorunna sp. 4

Diaphorodoris sp. 2

Gymnodoris mariefranceae

De Souza-Canal & Valdés, 2025

Eubranchus sp. 2

Miamira flavicostata

Baba, 1940

Kaloplocamus sp. 2

Pelagella sp. 3

Armina variolosa

(Bergh, 1904)

Bullina lineata

(J. E. Gray, 1825)

Micromelo barbarae

Feliciano, Malaquias, Stout, Brenzinger, Gosliner & Á. Valdés, 2021

Facelina sp. 2

Gymnodoris spp.

Hallaxa sp. 1

Marionia sp. 4

Doto spp.

Murphydoris cobbi

Paz-Sedano, Smirnoff, Candás, Gosliner & Pola, 2022

Hydatina albocincta

(van der Hoeven, 1839)

Tenellia sp.69

Facelinidae sp. 1

Baeolidia sp. 3

Atys sp. 3

Tritoniopsis cf. frydis

Avaldesia albomacula

(J. M. Chan & Gosliner, 2007)

Elysia sp.14

Limenandra confusa

Carmona, Pola, Gosliner & Cervera, 2014

Spinoaglaja sp. 1

Peltodoris murrea

(Abraham, 1877)

Janolus sp. 8

Aplustrum amplustre

(Linnaeus, 1758)

Tenellia sp.13

Ardeadoris sp. 1

Edmundsella sp. 1

Eubranchus sp.14

Murphydoris sp. 2

Tenellia sp.37

Catriona signifera

Baba, 1961

Pleurobranchus sp. 1

Goniodoridella sp.13

Atys sp. 4

Aeolidina sp. 8

Doto sp.11

Gastropteridae sp. 5

Melanochlamys fukudai

S. Cooke, Hanson, Y. Hirano, Ornelas-Gatdula, Gosliner, A. V. Chernyshev & Á. Valdés, 2014

Discodorididae sp. 7

Ceratosoma bicolor

Baba, 1949

Facelinidae sp. 5

Aeolidina sp.10

Doris tricolor

(Baba, 1938)

Gymnodoris sp.25

Catriona alpha

(Baba & Hamatani, 1963)

Polycera sp.14

Aglajidae sp. 1

Doridoidea sp. 2

Tenellia sp.17

Vellicolla okamotoi

(Habe, 1952)

Aeolidina sp. 4

Hermaea wrangeliae

(M. Ichikawa, 1993)

Hypselodoris cerisae

Gosliner & R. F. Johnson, 2018

Myja karin

Martynov, Mehrotra, Chavanich, R. Nakano, Kashio, Lundin, Picton & Korshunova, 2019

Cerberilla sp.14

Japonactaeon sp. 1

Tenellia sp. 1

Aplysia sp. 2

Niparaya sp.10

Corolla spectabilis

Dall, 1871

Gastropteron sp. 7

Acteocina exilis

(Dunker, 1860)

Acteocina sp. 2

Gymnodoris sp.31

Favorinus sp.11

Tenellia sp.89

Retusa spp.

Philine sp. 3

Goniodorididae sp. 7

Bulloidea spp.

Aplysiidae spp.

Avaldesia spp.

Edenttellina pseudochloris

(Kay, 1964)

Ercolania sp. 9

Gastropteron sp. 9

Kaloplocamus sp. 6

Discodorididae sp.25

Gymnodoris sp.42

Gymnodoris sp.44

Polycera sp.18