The two dorsal fins are virtually equal in size. The first dorsal fin is set far back on the body and originates over the pectoral fin. The teeth are tricuspid and smooth edged, the central cusp being long and sharp surrounded by the two smaller cusps. The diet of this shark is unknown. Reproduction Nothing is known about the reproduction of this shark.
Nothing is known other than the fact that it is a deep dwelling species.
The limits of its Canadian distribution are unknown although deepsea trawling captures are not uncommon.