All Sea Slug & Nudibranch Species 263

Syphonota geographica

(A. Adams & Reeve, 1850)

Lobiger viridis

Pease, 1863

Elysia asbecki

Wägele, Stemmer, Burghardt & Händeler, 2010

Elysia mercieri

(Pruvot-Fol, 1930)

Elysia sp. 5

Elysia sp.17

Elysia trisinuata

Baba, 1949

Thuridilla carlsoni

Gosliner, 1995

Thuridilla undula

Gosliner, 1995

Thuridilla vataae

(Risbec, 1928)

Thuridilla bayeri

(Er. Marcus, 1965)

Thuridilla gracilis

(Risbec, 1928)

Thuridilla ratna

(Er. Marcus, 1965)

Thuridilla splendens

(Baba, 1949)

Plakobranchus papua

Meyers-Muñoz & van der Velde, 2016

Costasiella sp. 1

Costasiella sp. 2

Costasiella usagi

M. Ichikawa, 1993

Cyerce bourbonica

Yonow, 2012

Cyerce goodheartae

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

Polybranchia jannae

Medrano, Krug, Gosliner, Biju Kumar & Á. Valdés, 2018

Polybranchia jensenae

Medrano, Krug, Gosliner, Biju Kumar & Á. Valdés, 2018

Sohgenia palauensis

Hamatani, 1991