Aristostomias xenostoma Regan & Trewavas, 1930

– No common name; ②

There are recorded occurrences of A. xenostoma off the Azores, in the PECS area (158 NM southwest of the Georgiy Zima Seamount and 13 specimens in the area between Konstantinov Ridge and South Atlantis Seamount), MNHN, Paratype No. 1938-0124, 20.0000º W, 40.0000ºN.