Sea Slugs in Nazumado, Hachijo Island 276

Glossodoris sp. 3

Chromodoris aspersa

(A. A. Gould, 1852)

Chromodoris sp. 1

Glossodoris buko

S. B. Matsuda & Gosliner, 2018

Coryphellina exoptata

(Gosliner & Willan, 1991)

Plocamopherus imperialis

Angas, 1864

Halgerda labyrinthus

Donohoo & Gosliner, 2023

Chromodoris colemani

Rudman, 1982

Glossodoris hikuerensis

(Pruvot-Fol, 1954)

Cratena sp. 2

Phidiana anulifera

(Baba, 1949)

Janolus sp.11

Trapania naeva

Gosliner & Fahey, 2008

Gymnodoris sp. 5

Phyllidiopsis cardinalis

Bergh, 1876

Cratena sp. 1

Glaucus atlanticus

Forster, 1777

Bornella sp. 4

Hexabranchus sanguineus

(Rüppell & Leuckart, 1830)

Tylodina sp. 1

Phyllidiella pustulosa

(Cuvier, 1804)

Stiliger aureomarginatus

K. R. Jensen, 1993

Hexabranchus lacer

(Cuvier, 1804)

Aegires petalis

Fahey & Gosliner, 2004

Aldisa albatrossae

Elwood, Á. Valdés & Gosliner, 2000

Chromodoris alcalai

Gosliner, 2021

Goniobranchus sp. 1

Chromodoris willani

Rudman, 1982

Hypselodoris apolegma

(Yonow, 2001)

Ardeadoris angustolutea

(Rudman, 1990)

Marianina rosea

(Pruvot-Fol, 1930)

Favorinus tsuruganus

Baba & Abe, 1964

Glaucilla marginata

Reinhardt & Bergh, 1864

Phyllodesmium macphersonae

(Burn, 1962)

Hypselodoris variobranchia

Gosliner & R. F. Johnson, 2018

Phyllodesmium undulatum

E. Moore & Gosliner, 2014

Ceratosoma sp. 2

Tritoniopsis cf. frydis

Kaloplocamus sp. 6

Babakina indopacifica

Gosliner, Gonzalez-Duarte & Cervera, 2007

Elysia lobata

A. A. Gould, 1852

Pleurobranchus peronii

Cuvier, 1804

Roboastra gracilis

(Bergh, 1877)

Okenia rhinorma

Rudman, 2007

Trapania euryeia

Gosliner & Fahey, 2008

Aegires flores

Fahey & Gosliner, 2004

Halgerda diaphana

Fahey & Gosliner, 1999

Halgerda onna

Fahey & Gosliner, 2001

Halgerda willeyi

Eliot, 1904

Rostanga orientalis

Rudman & Avern, 1989

Chromodoris annae

Bergh, 1877

Goniobranchus kuniei

(Pruvot-Fol, 1930)

Goniobranchus rufomaculatus

(Pease, 1871)

Glossodoris rufomarginata

(Bergh, 1890)

Ceratophyllidia sp. 1

Phyllidia picta

Pruvot-Fol, 1957

Madrella gloriosa

Baba, 1949

Moridilla brockii

Bergh, 1888

Setoeolis inconspicua

(Baba, 1938)

Aeolidiopsis ransoni

Pruvot-Fol, 1956

Elysia degeneri

Ostergaard, 1955

Aeolidina sp. 2

Bornella hermanni

Angas, 1864

Tenellia sp.70

Tenellia sp.42

Discodorididae sp. 5

Doriprismatica paladentata

(Rudman, 1986)

Coryphellina flamma

Ekimova, Deart, Antokhina, Mikhlina & Schepetov, 2022

Chromodoris sp. 7

Bornella pele

Pola, Rudman & Gosliner, 2009

Abronica payaso

A. Y. Kim & Gosliner, 2024

Halgerda carlsoni

Rudman, 1978

Diaphorodoris sp. 1

Phanerophthalmus perpallidus

Risbec, 1928

Sagaminopteron ornatum

Tokioka & Baba, 1964

Aplysia kurodai

(Baba, 1937)

Oxynoe kabirensis

Hamatani, 1980

Elysia trisinuata

Baba, 1949

Thuridilla livida

(Baba, 1955)

Stiliger sp. 1

Hermaea sp. 2

Pelagella felis

(Baba, 1949)

Trapania palmula

Gosliner & Fahey, 2008

Diaphorodoris mitsuii

(Baba, 1938)

Aegires exeches

Fahey & Gosliner, 2004

Aegires villosus

Farran, 1905

Gymnodoris okinawae

Baba, 1936

Aldisa zavorensis

Tibiriçá, Pola & Cervera, 2017

Doris immonda

(Risbec, 1928)

Halgerda sp. 2

Halgerda tessellata

(Bergh, 1880)

Goniobranchus albopunctatus

Garrett, 1879

Chromodoris lochi

Rudman, 1982

Doriprismatica atromarginata

(Cuvier, 1804)

Hypselodoris sp.18

Hypselodoris decorata

(Risbec, 1928)

Hypselodoris zephyra

Gosliner & R. F. Johnson, 1999

Diversidoris flava

(Eliot, 1904)

Verconia norba

(Er. Marcus & Ev. Marcus, 1970)

Verconia purpurea

(Baba, 1949)

Verconia simplex

(Pease, 1871)

Dendrodoris krusensternii

(J. E. Gray, 1850)

Dendrodoris tuberculosa

(Quoy & Gaimard, 1832)

Doriopsilla miniata

(Alder & Hancock, 1864)

Phyllidia exquisita

Brunckhorst, 1993

Phyllidia ocellata

Cuvier, 1804

Phyllidia larryi

(Brunckhorst, 1993)

Phyllidiella annulata

(J. E. Gray, 1853)

Dermatobranchus fortunatus

(Bergh, 1888)

Dermatobranchus striatellus

Baba, 1949

Janolus mirabilis

Baba & Abe, 1970

Janolus toyamensis

Baba & Abe, 1970

Launsina tanyae

Ekimova, Carmona, Mikhlina, Grishina, Stanovova, Schepetov, Hoover, De Souza-Canal, K. O. Kuznetsov & Á. Valdés, 2026

Coryphellina sp. 2

Eubranchus echizenicus

Baba, 1975

Phyllodesmium crypticum

Rudman, 1981

Pleurolidia juliae

Burn, 1966

Tenellia sibogae

(Bergh, 1905)

Pelagella sp. 3

Pteraeolidia semperi

(Bergh, 1870)

Eubranchus sp. 8

Aldisa sp. 3

Glossodoris sp. 4

Tenellia sp.13

Doridoidea spp.

Chromodorididae spp.

Pruvotfolia sp. 5

Tenellia sp.72

Abronica sp. 5

Trinchesiidae sp. 1

Colpodaspis sp. 5

Ercolania sp.10

Aplysia japonica

G. B. Sowerby II, 1869

Colpodaspis sp. 6

Phyllodesmium sp. 8

Bornella anguilla

S. Johnson, 1984

Phyllodesmium briareum

(Bergh, 1896)

Colpodaspis thompsoni

G. H. Brown, 1979

Niparaya regiscorona

(Bertsch, 1972)

Chelidonura amoena

Bergh, 1905

Biuve fulvipunctata

(Baba, 1938)

Chelidonura hirundinina

(Quoy & Gaimard, 1833)

Odontoglaja guamensis

Rudman, 1978

Gastropteron sp. 3

Sagaminopteron psychedelicum

Carlson & Hoff, 1974

Siphopteron nigromarginatum

Gosliner, 1989

Siphopteron tigrinum

Gosliner, 1989

Gastropteridae sp. 2

Aplysia nigrocincta

E. von Martens, 1880

Petalifera ramosa

Baba, 1959

Julia japonica

Kuroda & Habe, 1951

Lobiger viridis

Pease, 1863

Bosellia sp. 1

Elysia obtusa

Baba, 1938

Elysia marginata

(Pease, 1871)

Elysia sp. 2

Elysia sp. 7

Elysia sp.16

Ercolania boodleae

(Baba, 1938)

Pleurobranchaea japonica

Thiele, 1925

Plocamopherus margaretae

Valles & Gosliner, 2006

Tambja amakusana

Baba, 1987

Martadoris sp. 1

Pelagella castanea

(Alder & Hancock, 1845)

Ceratodoris nakamotoensis

(Hamatani, 2001)

Bermudella sp. 1

Idaliadoris sp. 1

Gymnodoris alba

(Bergh, 1877)

Gymnodoris ceylonica

(Kelaart, 1858)

Gymnodoris impudica

(Rüppell & Leuckart, 1830)

Gymnodoris sp. 3

Aldisa pikokai

Bertsch & S. Johnson, 1982

Doriopsis granulosa

Pease, 1860

Doriopsis pecten

(Collingwood, 1881)

Carminodoris armata

Baba, 1993

Halgerda albocristata

Gosliner & Fahey, 1998

Halgerda dalanghita

Fahey & Gosliner, 1999

Jorunna ramicola

M. C. Miller, 1996

Paradoris tsurugensis

Baba, 1986

Platydoris sp. 1

Rostanga lutescens

(Bergh, 1905)

Rostanga sp. 2

Hallaxa paulinae

Gosliner & S. Johnson, 1994

Miamira sinuata

(van Hasselt, 1824)

Ceratosoma sp. 1

Chromodoris sp. 6

Goniobranchus collingwoodi

(Rudman, 1987)

Goniobranchus geometricus

(Risbec, 1928)

Chromodoris strigata

Rudman, 1982

Mexichromis similaris

(Rudman, 1986)

Glossodoris cf. cincta

(Bergh, 1888)

Glossodoris sp. 1

Hypselodoris maritima

(Baba, 1949)

Hypselodoris sagamiensis

(Baba, 1949)

Thorunna daniellae

(Kay & D. K. Young, 1969)

Dendrodoris nigra

(W. Stimpson, 1855)

Phyllidia scottjohnsoni

Brunckhorst, 1993

Phyllidiidae sp. 1

Phyllidiella granulata

Brunckhorst, 1993

Phyllidiopsis krempfi

Pruvot-Fol, 1957

Phyllidiopsis pipeki

Brunckhorst, 1993

Phyllidiopsis sphingis

Brunckhorst, 1993

Dermatobranchus fasciatus

Gosliner & Fahey, 2011

Notobryon bijecurum

Baba, 1937

Melibe engeli

Risbec, 1937

Melibe papillosa

(de Filippi, 1867)

Marioniopsis arborescens

(Bergh, 1890)

Hancockia sp. 2

Doto bella

Baba, 1938

Doto pita

Er. Marcus, 1955

Doto cf. racemosa

Risbec, 1928

Eubranchopsis virginalis

Baba, 1949

Eubranchus sp. 5

Cratena sp.11

Cratena simba

Edmunds, 1970

Facelina bilineata

Y. Hirano & M. Ito, 1998

Favorinus japonicus

Baba, 1949

Favorinus perfoliatus

Baba, 1949

Phyllodesmium poindimiei

(Risbec, 1928)

Pruvotfolia sp. 3

Tenellia diversicolor

(Baba, 1975)

Abronica purpureoanulata

(Baba, 1961)

Tenellia sp. 2

Phestilla melanobrachia

Bergh, 1874

Placida sp. 1

Siphopteron sp. 2

Murphydoris sp. 4

Tenellia nakapila

A. Y. Kim & Gosliner, 2024

Rostanga sp. 5

Micromelo barbarae

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

Phyllodesmium sp. 1

Tenellia sp.10

Phyllidiidae spp.

Jorunna parva

(Baba, 1938)

Phyllodesmium sp. 2

Tenellia sp.21

Limenandra confusa

Carmona, Pola, Gosliner & Cervera, 2014

Goniodorididae sp. 3

Facelinidae sp. 3

Eubranchus cf. leopoldoi

Caballer, Ortea & Espinosa, 2001

Chromodoris sp. 4

Atagema sp. 4

Elysia sp.23

Janolus sp.13

Dendrodoris sp. 3

Phestilla goniophaga

Hu, Zhang, Yiu, Xie & Qiu, 2020

Coryphellina sp. 4

Tenellia sp.23

Polybranchia spp.

Vellicolla muscaria

(A. A. Gould, 1859)

Siphopteron dumbo

Ong & Gosliner, 2017

Tenellia sp.17

Limacia sp. 1

Ceratodoris nakanoae

(Paz-Sedano & Pola, 2021)

Goniobranchus sp.13

Hypselodoris cerisae

Gosliner & R. F. Johnson, 2018

Halgerda sp. 3

Scyllaea pelagica

Linnaeus, 1758

Eubranchus sp.28

Tritonia sp. 8

Chromodoris dianae

Gosliner & Behrens, 1998

Eubranchus sp.30

Goniobranchus sp.14

Ilbia sp. 2

Gymnodoris sp.31

Bursatella ocelligera

(Bergh, 1902)

Ercolania sp. 8

Doris sp. 2

Tenellia sp.92

Diaphorodoris sp. 3

Hexabranchus giganteus

Tibiriçá, Pola & Cervera, 2023

Goniobranchus cf. variatus

(Risbec, 1928)

Mourgona sp. 4

Phyllidia ovata

Wägele, Raubold, Papu, Undap & Yonow, 2025

Aegires sp. 4

Aeolidina sp.17