Pseudoceros sp. 05  Genus: Lang, 1884

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This species is Pseudoceros sp. 3 in Gosliner, Behrens & Williams (1997) page 109, let me quote the description:
"An interesting white polyclad, its head fades from brown to purple. it has a blue margin, and three long narrow longitudinal marks down the center of the body. These markings are composed of purple to maroon specks which are most dense at their margin."
Pictures of this species are at several websites:
at www.guamreeflife.com, as Pseudoceros cf. sp. 13 (as depicted in Newman and Cannon, 2003, 2005)
at www.starfish.ch, as Flatworm - Pseudoceros sp 6 - Strudelwurm / Plattwurm,
at poppe-images, as Pseudoceros sp 003, and
at nudipixel as Unidentified polyclad flatworm from:
Raja Ampat, Indonesia, Wakatobi, Indonesia, Bali, Indonesia, and two pictures from Palau #1, #2.
Gosliner, T.M., Behrens, D.W. & Williams, G.C. (1997) Coral Reef Animals of the Indo-Pacific. 314pp.
Monterey, California: Sea Challengers.