Comprehensive Description

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 The body is 10-35 mm long, broad, flattened and more or less straight-sided. The frontal parapodia are not well marked. The dorsal parapodia extend only as far as the chaetae. It has 15 pairs of oval scales that overlap and cover the back except for the last two segments. The dorsal scales are smooth and unfringed and decorated with very variable patterns. The scales are pale reddish brown in colour with a dark circle on each scale. The underside surface has a median dark-red band and transverse brownish stripes posterioirly. The head is reddish in colour with brown markings on the antennae and parapodia. This species displays bioluminescence.Often found living as a commensal with other worms, sea cucumbers and the brittlestar Amphiura brachiata. The pigmentation of the worm often perfectly mimics the hosts colouration.


Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

©  The Marine Biological Association of the United Kingdom

Source: Marine Life Information Network

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