All Sea Slug & Nudibranch Species 757

Hypselodoris variobranchia

Gosliner & R. F. Johnson, 2018

Hypselodoris violacea

Gosliner & R. F. Johnson, 2018

Hypselodoris whitei

(A. Adams & Reeve, 1850)

Hypselodoris zebrina

(Alder & Hancock, 1864)

Hypselodoris zephyra

Gosliner & R. F. Johnson, 1999

Hallaxa cryptica

Gosliner & S. Johnson, 1994

Hallaxa fuscescens

(Pease, 1871)

Hallaxa hileenae

Gosliner & S. Johnson, 1994

Hallaxa iju

Gosliner & S. Johnson, 1994

Hallaxa paulinae

Gosliner & S. Johnson, 1994

Hallaxa sp. 2

Cadlinella hirsuta

Rudman, 1995

Cadlinella subornatissima

Baba, 1996

Cadlina japonica

Baba, 1937

Cadlina umiushi

Korshunova, Picton, Sanamyan & Martynov, 2015

Aldisa albatrossae

Elwood, Á. Valdés & Gosliner, 2000

Aldisa cooperi

Robilliard & Baba, 1972

Aldisa pikokai

Bertsch & S. Johnson, 1982

Aldisa sp. 3

Aldisa williamsi

Elwood, Á. Valdés & Gosliner, 2000

Aldisa zavorensis

Tibiriçá, Pola & Cervera, 2017

Hexabranchus giganteus

Tibiriçá, Pola & Cervera, 2023

Hexabranchus lacer

(Cuvier, 1804)

Hexabranchus sanguineus

(Rüppell & Leuckart, 1830)

Showajidaia sagamiensis

(Baba, 1937)

Polycerinae sp. 1

Gymnodoris alba

(Bergh, 1877)

Gymnodoris amakusana

(Baba, 1996)

Gymnodoris aurita

(A. A. Gould, 1852)

Gymnodoris bernardae

De Souza-Canal & Valdés, 2025