Dinematichthys dasyrhynchus Cohen & Hutchins, 1982 The Shaggy cusk (Porocephalichthys dasyrhynchus) is a species of viviparous brotula found in reefs around Rottnest Island, Western Australia.

This species grows to a length of 13.6 centimetres (5.4 in) SL.

This species, while uncommon, is not considered to be at any risk.

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