All Sea Slug & Nudibranch Species 499

Plakobranchus ocellatus

van Hasselt, 1824

Plakobranchus papua

Meyers-Muñoz & van der Velde, 2016

Costasiella kuroshimae

M. Ichikawa, 1993

Costasiella paweli

M. Ichikawa, 1993

Costasiella sp. 1

Costasiella sp. 3

Costasiella sp. 4

Costasiella sp. 5

Costasiella sp. 7

Costasiella vegae

M. Ichikawa, 1993

Hermaea sp. 1

Hermaea sp. 2

Hermaea sp. 3

Hermaea sp. 4

Cyerce bourbonica

Yonow, 2012

Cyerce kikutarobabai

Hamatani, 1976

Polybranchia jannae

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

Stiliger sp. 8

Ercolania sp. 7