All Sea Slug & Nudibranch Species 205

Gastropteron sp. 2

Sagaminopteron multimaculatum

Ong & Gosliner, 2017

Siphopteron nakakatuwa

Ong & Gosliner, 2017

Siphopteron sp. 1

Siphopteron sp.12

Siphopteron vermiculum

Ong & Gosliner, 2017

Clione elegantissima

Dall, 1871

Paedoclione doliiformis

Danforth, 1907

Thliptodon akatukai

Tokioka, 1950

Cymbulia sibogae

Tesch, 1903

Corolla spectabilis

Dall, 1871

Desmopterus papilio

Chun, 1889

Cuvierina columnella

(Rang, 1827)

Diacria trispinosa

(Blainville, 1821)

Cavolinia inflexa

(Lesueur, 1813)

Clio pyramidata

Linnaeus, 1767

Creseis acicula

(Rang, 1828)

Hyalocylis striata

(Rang, 1828)

Elysia crispata

Mörch, 1863

Elysia flavipunctata

M. Ichikawa, 1993

Elysia mercieri

(Pruvot-Fol, 1930)

Costasiella sp. 1

Costasiella sp. 5

Costasiella usagi

M. Ichikawa, 1993

Aplysiopsis sp. 1

Hermaea sp. 2

Hermaea sp. 4

Hermaea wrangeliae

(M. Ichikawa, 1993)

Cyerce basi

K. Moreno, Gosliner, N. G. Wilson, Krug & Á. Valdés, 2025

Cyerce elegans

Bergh, 1870