(Grammicolepis brachiusculus)
Grammicolepis brachiusculus, the thorny tinselfish, is a species of tinselfish found in deep oceanic waters at depths of from 300 to 1,026 metres (984 to 3,366 ft). This species grows to a length of 64 centimetres (25 in) TL. This species is the only known member of its genus.