Sagaminopteron bilealbum  Carlson & Hoff, 1973

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Sagaminopteron bilealbum Carlson & Hoff, 1973 is "white covered with small orange spots. The dorso-median crest and the tip of the flagellar appendage are orange. There are a number of very small black punctate markings running laterally in the groove below the head usually hidden by the parapodia. They do not appear on smaller animals. The ctenidium is transparent with a few orange spots." Carlson & Hoff (1973).
There is orange pigment on the tips of the siphon and on the tips flagellum. There is a series of tubercles over the surface of the body.
There are more pictures of Sagaminopteron bilealbum from the type localty Guam at the website http://guamreeflife.com/, and from the Marshall Islands.
Carlson, C.H. & Hoff, P.J. (1973). Two new species of Gastropteridae from Guam, Marianas Islands (Opisthobranchia: Cephalaspidea).
Publications of the Seto Marine Biological Laboratory, 21(2): 141-151.
online (scroll down): https://core.ac.uk/download/pdf/39301779.pdf
How to cite:
Köhler, E. (2017), published 23 December 2017, Sagaminopteron bilealbum  Carlson & Hoff, 1973
available from https://www.Philippine-Sea-Slugs.com/Cephalaspidea/Sagaminopteron_bilealbum.htm